Eastern Steller sea lion populations have made a resounding recovery, from 18,000 individuals in the late 1970s to over 70,000 by 2010.

A whale-spotting dog was overwhelmed by a recent swarm of sea lions and humpback whales in California's Monterey Bay.

Defecating sea lions and marine birds wreak economic havoc on the affluent oceanside San Diego community of La Jolla.

Two spacecraft have detected a possible signal of dark matter, the mysterious, invisible stuff that makes up most of the material universe.

Researchers think unusually warm waters might be the reason for stranded and starving pups.

Has Astoria finally found a way to drive away pinnipeds humanely?

Jonathan Kesselman shares his knowledge of green jobs with others in Times Square.

There are some strange places around the world where objects appear to roll uphill against gravity.

National Park Maps website is a collection of iconic and useful maps from various national park locations.

Here’s a look at a few of the more famous and photogenic transportation graveyards, the final resting place of planes, trains and automobiles.

The gridlock-relieving rapid transit project across Lake Washington is a world's first.

This impressive feat of design in Chongqing, China connects eight roads, and somehow is still easy for drivers to navigate.

Six months ago, the clamorous Nepali capital of Kathmandu set out to ban excessive honking. And so far, it's working.

Tesla unveils the Tesla Semi, an electric semi truck, and surprises everyone with an update to the Roadster at the same live event.

Following the repudiation of a proposed English Channel bridge, a less costly 'Celtic Connection' between Scotland and Northern Ireland gains traction.

State Sen. Ann Rivers thinks Bigfoot should be on the Washington state license plates and could even help save state parks.

From a highway that runs through a building to a road that's a racetrack by day and a toll road by night, check out these unusual streets.

As a growing number of homeless people take to Los Angeles' subway system, officials consider installing mobile showers and bathrooms at certain stations.

The Tappan Zee Bridge over the Hudson River will at long last sleep with the fishes, thanks to the largest expansion of artificial reefs in N.Y. history.

The fabled highway's inclusion on the National Trust for Historic Preservation's annual most endangered list might come as a surprise .

Citroen's new Seetroen glasses promise to ease your motion sickness within 10 minutes.

Crab-like creatures or camera lens covers? NASA and other experts weigh in.

Strange, gigantic explosions fueled by solar energy detonate just above the surface of Venus, a new study finds.

A NASA sun-watching spacecraft will have an unbeatable view of June's historic Venus transit, but some of the probe's scientists are taking measures to get a gr

A rare opportunity to see the planet Venus cross in front of the face of the sun is coming up next week. On June 5 to 6, Venus will "transit" the sun for the l

Much of the world will be able to witness a rare skywatching event on June 5, as Venus crosses the face of the sun in a spectacle that will not be visible again

When Venus interposes itself directly between Earth and the sun for the last time in more than a century, national parks across America will be prepared to obse

With daylight saving time still in effect across most of the United States and Canada, the sun is now rising at many localities after 7 a.m. local time. That me

Consider this an Earth-bound travel guide to the solar system, places on Earth that closely resemble landscapes of other planets.

As darkness falls tonight, Aug. 9, be sure to take a look low toward the western part of the sky for a beautiful celestial tableau.

The Earth's moon may be a present from Venus, which once had a moon and then lost it.

It won't exactly make Venus any more desirable as a tourist destination.

Antwon Lee tells his little man "it's OK to cry" and to "stay strong" during the ordeal.

The only safe food 2-year-old Micah can eat is fresh, organic peaches. He has food-protein induced enterocolitis syndrome, or FPIES.

'What Were You Thinking?' is a podcast series that showcases real-life stories of adolescents who made life-altering choices.

New products like the KnoNap may help keep women and men safe while they are drinking and socializing.

Researchers are studying woodpecker brains, mantis shells and ram horns for clues that could help prevent concussions in sports.

After 'Exclusion Day,' kids in Oregon without completed vaccination paperwork are sent home from school until the problem is solved.

When we're hungry, our brains get more excited about high-calorie foods.

Those struggling academically saw 14% increase in test scores.

American Academy of Pediatrics warns heat from dishwasher can cause toxins to leach into food.

Research contradicts age-old advice about rest and recovery after a concussion.

The holidays have plenty of hustle and bustle, and it can overwhelm children on the autism spectrum. Sensitive Santas can help bring seasonal joy.

Some schools are trying meditation instead of detention for their students ... and it's working.

'The Orchid and the Dandelion' by W. Thomas Boyce is part memoir and part child development theory about how kids react to circumstances, and how to help them.

Meat will be off the menu on Mondays for over 1 million students who attend New York City public schools,

Forget 18. Research shows that the human brain does not fully mature until much later.

A new book shows us how our faces reveal our true selves.

The rare dual-sex butterfly astounded curators at the Natural History Museum in London.

Scientists can only guess at how they have avoided extinction for so long.