The science-based study will evaluate elephant welfare along a quality continuum, assessing the impact of zoo management practices by looking at the elephants’ responses to differences in practices among zoos.

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For safety’s sake, the four eight-week-old cubs born to  National Zoo lioness Shera were given a swim test on Oct. 26  in the moat of […]

The post For safety’s sake, Zoo’s lion cubs take first swim appeared first on Smithsonian Insider.

To celebrate a cool Halloween creature--bats--we teamed up with the Smithsonian’s Kristofer Helgen, curator of mammals at the National Museum of Natural History. Here, he answers three commonly asked questions about these winged mammals.

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NASA's Fermi Gamma-ray Space Telescope has unveiled a previously unseen structure centered in the Milky Way--a finding likened in terms of scale to the discovery of a new continent on Earth. The feature, which spans 50,000 light-years, may be the remnant of an eruption from a supersized black hole at the center of our galaxy.

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Although the La Loma tree frog, Hyloscirtus colymba, is notoriously difficult to care for in captivity, the Panama Amphibian Rescue and Conservation Project is the first to successfully breed this species.

The post National Zoo and partners first to breed critically endangered tree frog appeared first on Smithsonian Insider.

For a thousand years, Cyprus was divided into at least 10 autonomous states. The inhabitants spoke three languages: Greek, Phoenician, and Eteocypriot, the original language […]

The post Cyprus: Crossroads of Civilizations appeared first on Smithsonian Insider.

The Scarlet Knight, as the glider is called, made nautical history as the first submersible glider to successfully cross the Atlantic Ocean.

The post Rutgers glider added to the collections of the National Museum of Natural History appeared first on Smithsonian Insider.

On the Smithsonian Tropical Research Institute's Barro Colorado Island in the Panama Canal, staff members are taking down a network of seven tall Automated Radio Telemetry System towers used to track animals wearing radio-transmitters. Scientists on the island are switching to GPS and camera trap systems to produce more data with less infrastructure.

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National Zoo lion keeper Rebecca Stites, at right in photo, was joined by Georgie Henley, at left in photo, and Skandar Keynes, actors in the […]

The post Zoo lion cub named “Aslan” by actors Georgie Henley and Skandar Keynes appeared first on Smithsonian Insider.

This 'hot Jupiter', now named Qatar-1b, adds to the growing list of alien planets orbiting distant stars, or exoplanets. Its discovery demonstrates the power of science to cross political boundaries and increase ties between nations.

The post International team discovers alien planet that’s Jupiter-sized appeared first on Smithsonian Insider.

At the Smithsonian Conservation Biology Institute in Front Royal, Va., the seven-month-old white-naped cranes Cal and Bill are thriving.

The post White-naped crane chicks thriving at National Zoo appeared first on Smithsonian Insider.

A research team from The Smithsonian Environmental Research Center and Virginia's Old Dominion University will be awarded $110,999 to develop a tool to help seagrass restorers predict which places will be the best for planting seagrasses, the Virginia Sea Grant has announced.

The post Environmental Research Center to help with Chesapeake Bay seagrass restoration appeared first on Smithsonian Insider.

For two weeks the team recorded and documented the community’s elders, families and llamas along a pilgrimage of remembrance in Pisaq, Peru.

The post American Indian Museum launches Chawaytiri documentation project in Peru appeared first on Smithsonian Insider.

Water is a critical molecule for human life, and, because it is abundant in space, it also plays an important role in the life of […]

The post Astronomers appraise the amount of water in the Orion Nebula appeared first on Smithsonian Insider.

A. sediba was discovered in 2008 in the Malapa Cave at the Cradle of Humankind World Heritage Site located outside Johannesburg.

The post Skeletal casts of early hominin ancestor from Africa donated to National Museum of Natural History appeared first on Smithsonian Insider.

A new species of Brazilian leaf beetle named Cachiporra extremaglobosa, (which translated means the “extremely globular billy club leaf beetle,”) was recently discovered by scientists at the Smithsonian’s National Museum of Natural History.

The post “Billy club” leaf beetle has been hiding in Smithsonian collections since 1959 appeared first on Smithsonian Insider.

Astronomers are piecing together the reasons for these huge energy outputs, while sorting out why our own galaxy is so modest. The two primary suspects are bursts of star formation that produce many hot young stars, and processes associated with accretion of material onto a supermassive black hole at a galaxy's nucleus.

The post Luminosity of extreme galaxy most likely driven by star formation appeared first on Smithsonian Insider.

But a new census of all dinosaur skeletons unearthed over a large area of Eastern Montana shows that Tyrannosaurus was too numerous to have subsisted solely on the dinosaurs it tracked and killed with its scythe-like teeth.

The post Tyrannosaurus rex more hyena than lion appeared first on Smithsonian Insider.

For more than three decades JoGayle Howard dedicated her life and work to reproducing endangered species.

The post JoGayle Howard, National Zoological Park pioneer in reproductive biology, dies appeared first on Smithsonian Insider.

Meet Sahelanthropus tchadensis. This newly unveiled bust by artist John Gurche is now on view in the the Hall of Human Origins at the Smithsonian's National Museum of Natural History.

The post Artist’s recreation of 7- to 6-million-year-old early human unveiled in Hall of Human Origins appeared first on Smithsonian Insider.

A team of scientists from the Smithsonian Environmental Research Center in Edgewater, Md., is taking a closer look at how rising acidification of ocean water may be impacting estuaries and near shore environments on the Chesapeake Bay

The post Oysters on floating plates help scientists study acidification and shell growth appeared first on Smithsonian Insider.

To help regulators and engineers develop and test such treatment systems, and ultimately enforce these standards, a team of researchers developed a statistical model to see how to count small, scarce organisms in large volumes of water accurately.

The post Smithsonian researchers help block ship-borne bioinvaders with new screening strategy appeared first on Smithsonian Insider.

On the heels of spring’s arrival, a wattled crane (Bugeranus carunculatus) chick hatched at the Smithsonian’s National Zoo March 20, the third of its kind […]

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The April 5 exhibits, “In the Mummy’s Tomb,” “Making a Mummy” and “What’s in a Face,” focus on Egyptian burial rites.

The post Mummies featured in new Smithsonian exhibition appeared first on Smithsonian Insider.

If intelligent and more advanced civilizations exist on other planets then its a good bet that some of these civilizations turned to asteroid mining long ago. If so, the hallmarks of their mining activities, such as unusual dirty halos of cast-off dust and debris around large asteroids, might be detectable from earth.

The post Evidence of asteroid mining in our galaxy may lead to the discovery of extraterrestrial civilizations appeared first on Smithsonian Insider.

Astronomers have just discovered an amazing pair of white dwarfs whirling around each other once every 39 minutes. This is the shortest-period pair of white dwarfs now known. Moreover, in a few million years they will collide and merge to create a single star.

The post Two dying stars to be reborn as one…in a few million years appeared first on Smithsonian Insider.

Sita (SEE-ta), a 2-year-old female clouded leopard at the Smithsonian Conservation Biology Institute in Front Royal, Va., gave birth to these two cubs on Monday, […]

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Discovery, the longest-serving orbiter in the space shuttle fleet, will be accepted into the Smithsonian’s National Air and Space Museum collection. The space shuttle has been the icon for American spaceflight for a generation, and Discovery has flown every type of mission during its 27-year career.

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The National Aeronautics and Space Administration has made available to the public a new online collection of images that capture the excitement of planetary exploration and the journey to understand the origin and evolution of the solar system.

The post Stunning high-resolution NASA images available online for public exhibits appeared first on Smithsonian Insider.

The predictability and scale of seasonal changes in a habitat help determine the distance migratory species move and whether the animals always travel together to the same place or independently to different locations.

The post Changes in vegetation determine how animals migrate, scientists find in new National Zoo study appeared first on Smithsonian Insider.

In an event that has astronomers mystified; the famous Crab Nebula supernova remnant has erupted in an enormous flare five times more powerful than any flare previously seen from the object.

The post Recent eruptions in the Crab Nebula mystify astronomers appeared first on Smithsonian Insider.

A study published in the journal Global Change Biology finds that while fertilizer has been the dominant source of nitrogen pollution in Caribbean coastal ecosystems for the past 50 years, such pollution is on the decline, thanks in part to the introduction of more advanced, environmentally responsible agricultural practices during the last decade.

The post National Museum of Natural History’s coral collection used in Caribbean agricultural and sewage pollution study appeared first on Smithsonian Insider.

Scientists at the Smithsonian’s National Zoo detected a secondary rise in urinary progesterone levels in the Zoo’s female giant panda Mei Xiang (may-SHONG). This hormone rise indicates that it should be 40 to 50 days before Mei Xiang either gives birth to a cub or comes to the end of a pseudopregnancy, or false pregnancy, which is common in giant pandas.

The post Hormone tests show Mei Xiang, the National Zoo’s female giant panda, may be pregnant appeared first on Smithsonian Insider.

The most widely used methods for calculating species extinction rates are "fundamentally flawed" and overestimate extinction rates by as much as 160 percent, life scientists report May 19 in the journal Nature.

The post Methods for calculating species extinction rates overestimate extinction, says Smithsonian scientist appeared first on Smithsonian Insider.

Researchers at the Smithsonian Conservation Biology Institute and partnering organizations will build a frozen repository of Great Barrier Reef coral sperm and embryonic cells. Genetic banks composed of frozen biomaterials hold strong promise for basic and applied research and conservation of species and genetic variation.

The post Smithsonian Conservation Biology Institute to help create frozen repository of sperm and embryonic cells for Great Barrier Reef corals appeared first on Smithsonian Insider.

By compiling and comparing long-term data from stranding records and visual sighting records, both taken from nearly every ocean basin in the world, Pyenson verified that stranding records “faithfully reflect the number of species and the relative abundance” found in live surveys.

The post Stranding records are faithful reflection of live whale and dolphin populations, new study reveals appeared first on Smithsonian Insider.

The National Zoo’s great cat program recently expanded with the arrival of two-and-a-half-year-old female Sumatran tiger, Damai, who is now out of quarantine and spending time outside in her exhibit where visitors can see her.

The post Damai, a two-and-a-half-year-old female Sumatran tiger, makes her debut at the National Zoo appeared first on Smithsonian Insider.

A local supernova factory has recently started production, according to a wealth of new data from NASA's Chandra X-ray Observatory on the Carina Nebula.

The post The Carina Nebula, a local supernova factory, is ramping up production appeared first on Smithsonian Insider.

Five cheetah cubs were born May 28 to 6-year-old Amani at the Smithsonian Conservation Biology Institute in Front Royal, Va. Amani is a dedicated mother according to keepers, who have observed her nursing and grooming the cubs.

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Smithsonian scientists have confirmed that chytridiomycosis, a rapidly spreading amphibian disease, has reached a site near Panama’s Darien region. This was the last area in the entire mountainous neotropics to be free of the disease. This is troubling news for the Panama Amphibian Rescue and Conservation Project, a consortium of nine U.S. and Panamanian institutions that aims to rescue 20 species of frogs in imminent danger of extinction.

The post Deadly amphibian disease detected in the last disease-free region of Central America appeared first on Smithsonian Insider.

To prevent the loss of Inupiaq words for ice and the knowledge that it embodies, Igor Krupnik, ethnologist at the Arctic Studies Center of the National Museum of Natural History, and Wales native Winton Weyapuk Jr., recently compiled an illustrated dictionary of some 120 Kingikmiut words used in Wales to describe different types of ice.

The post Dictionary captures traditional ice knowledge of the Inupiaq people of Wales, Alaska appeared first on Smithsonian Insider.

Scientists and educators from the Smithsonian Conservation Biology Institute and George Mason University broke ground June 29 on a green-design conservation complex that embodies the concept of the living classroom.

The post Smithsonian Conservation Biology Institute and George Mason University expand partnership appeared first on Smithsonian Insider.

Gray whales survived many cycles of global cooling and warming over the past few million years, likely by exploiting a more varied diet than they do today, according to a new study by University of California, Berkeley, and Smithsonian Institution paleontologists.

The post Varied diet has allowed gray whales to survive millions of years, study reveals appeared first on Smithsonian Insider.

Ecologists at the Smithsonian Environmental Research Center measure the growth rate of sedge grass in a brackish Chesapeake Bay marsh. Fed a diet rich in […]

The post SERC sedge grass experiment mimics predicted global-change scenario appeared first on Smithsonian Insider.

A new study has revealed information about the way tungara frogs in the tropical rain forest hear, sort, and process sounds which is very similar to the way humans do. The knowledge could be applicable to communication disorders associated with hearing loss and attention deficits or difficulties.

The post Research on tungara frogs may be applicable to hearing loss/attention deficits in humans appeared first on Smithsonian Insider.

In a new paper appearing this week in Science, a group of biologists have shown that females themselves can also limit the evolution of increased elaboration.

The post Females can place limits on evolution of attractive features in males, research shows appeared first on Smithsonian Insider.

Researchers at the Smithsonian Conservation Biology Institute have discovered why older females are rarely able to reproduce—and hope to use this information to introduce vital […]

The post New finding may enable scientists to bolster genetic diversity of captive cheetah population appeared first on Smithsonian Insider.

Two studies appearing in the Aug. 25 issue of the journal Nature provide new insights into a cosmic accident that has been streaming X-rays toward Earth since late March. NASA's Swift satellite first alerted astronomers to intense and unusual high-energy flares from the new source in the constellation Draco.

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The 5.8-magnitude earthquake that shook the eastern United States on the afternoon of Tuesday, Aug. 23, caused minor damage to some of the Smithsonian's natural history collections. All public Smithsonian museums are open and have been determined safe for visitors and staff.

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What Google is attempting for books, the University of California, Berkeley, plans to do for the world's vertebrate specimens: store them in "the cloud."

The post New “cloud-based” storage initiative to make vertebrate research collections available worldwide appeared first on Smithsonian Insider.