Gas cookers making people sick and exposing tens of millions to air pollution levels that would be illegal if they were outside

Gas stoves are making people sick, contributing pollution that makes indoor air up to two to five times dirtier than outdoor air, according to a new report.

Related: Microplastics found in greater quantities than ever before on seabed

Crowds are coming to see the light show as beaches begin to reopen after an almost month-long closure due to coronavirus

Mother nature has provided a radical gift to nighttime beach-goers in southern California, in the form of bioluminescent waves that crash and froth with an otherworldly light.

Related: California surf shimmers with bioluminescence – in pictures

Nuclear Regulatory Commission keen to allow material to be disposed of by ‘land burial’ – with potentially damaging effects

The federal agency providing oversight of the commercial nuclear sector is attempting to push through a rule change critics say could allow dangerous amounts of radioactive material to be disposed of in places like municipal landfills, with potentially serious consequences to human health and the environment.

Related: Coca-Cola and Pepsi falling short on pledges over plastic – report

The NCAA struck back at the University of Kansas and its men's basketball program Thursday, calling five Level I violations that are alleged to have occurred “egregious” and arguing that they undermine and threaten" college athletics.

Canadian Football League Commissioner Randy Ambrosie said the most likely scenario is to cancel the season because of the coronavirus pandemic.

Mike Storen, a former ABA commissioner and multisport marketing whiz and the father of ESPN broadcaster Hannah Storm, died Thursday. He was 84.

George Fant spent most of his college days at Western Kentucky shooting basketballs and grabbing rebounds as a physical power forward with big-time hoop dreams.

Tottenham forward Son Heung-min finished his three-week military training in South Korea on Friday and was right near the top of the class.

Manchester City defender Kyle Walker complained about being “harassed” and said Friday his family has been “torn apart” after admitting to breaking social-distancing rules again during the coronavirus pandemic.

It seems like everyone but Patriots’ head coach Bill Belichick is worried about the quarterback situation in New England. 

Which NFL teams have the most difficult 2020 schedules?

While NBA teams are slowly gearing up to return to training facilities this week, the league has reportedly issued a memo prohibiting those with elevated temperatures from participating.  

Former Los Angeles Lakers player Shannon Brown was arrested last week for allegedly firing a gun at two people who entered his Georgia home that was listed for sale.

The Washington Capitals announced Friday that forward Brendan Leipsic was placed on unconditional waivers after his private messages were leaked on social media Wednesday.

The NFL Players Coalition and other athletes and coaches called on the Justice Department and the FBI to launch a federal investigation into the shooting death of Ahmaud Arbery in a letter Friday.

Super Bowl champion quarterback Joe Flacco underwent neck surgery last month and is expected to be out until September, according to multiple reports.

Dallas Mavericks owner Mark Cuban has been the most outspoken figure in the NBA to push for the season to resume but he made it clear on Thursday that he won’t even consider opening the team’s training facility until everyone is able to get tested for coronavirus. 

Tennessee Titans quarterback Ryan Tannehill stepped up for a teammate who was in need.

Baltimore Ravens safety Earl Thomas appears to have reconciled with his wife after reports emerged earlier this week that she held him at gunpoint last month after discovering an alleged affair. 

Vanessa Bryant, the widow of late NBA star Kobe Bryant, filed a legal claim Friday against the Los Angeles County Sheriff’s Department over graphic photos that deputies allegedly took and shared of the helicopter crash scene where her husband, 13-year-old daughter, Gigi, and seven others were killed in late January.

The UFC comeback event on Saturday will feature one less match up after middleweight fighter Jacaré Souza tested positive for coronavirus. 

There were fans in the stands for baseball in Taiwan on Friday, albeit spaced far apart as a safeguard against the spread of the coronavirus.

Historically, recessions have hit men harder. This time it's different, economists say.

A woman from Burlington, Ont., says she's had COVID-19 symptoms for nearly two months and hasn't felt entirely supported by health-care workers.

For years, those living and working in nursing and retirement homes across the country have struggled as overburdened caregivers tried to maintain a basic level of care and dignity for aging and ailing Canadians.

The search began after officers found a vehicle overturned in a ditch, partially submerged in knee-deep water.

It's the lowest reported increase in cases since April 6.

Education Minister Stephen Lecce said the government will cover fixed operating costs and waive all fees related to licensing applications, renewals and revisions.

Over time, trash that has been floating in the ocean gets covered in algae and other micro-organisms

Astronomers have more places to look for signs of intelligent life and more advanced tools to find it

On a ship frozen in the Arctic, scientists have spent all winter to shed light on exactly how the world is changing

Studying how bats behave when they’re feeling ill could help researchers better understand how pathogens move through close-knit populations

The purpose of such an elaborate structure remains a big open question

The newly launched #SmithsonianEdu campaign highlights 1.7 million online tools geared specifically toward students and teachers

Long victimized by poaching and deforestation, the primate species is in the midst of a surprising rebound that is sparking new hopes of recovery

In a famous 1970 teach-in demonstration, prosecutors hammered away at the nation’s most powerful defendant

These scientists and inventors set out to change the planet with these out-of-the-box ideas

As the pachyderms increasingly clash with farmers and villagers over disappearing land, scientists study the way the animals' minds work

Fed up with invasive species and sterile landscapes, Douglas Tallamy urges Americans to go native and go natural

Deepen your understanding of the natural world with these free resources

The renewable energy source has never quite lived up to its potential, but a new experiment in Nova Scotia could flip the script

The outbreak, and the travel bans and fears that come with it, have endangered long-running research projects

The green-and-white banner from an Illinois high school recalls the first Earth Day 50 years ago

You’ve got questions, we’ve got experts

Yes, most infectious diseases are seasonal. But waiting for COVID-19 to wane on its own is a bad idea

Apollo 15 Command Module Pilot Alfred "Al" Worden, an aviator, engineer and storyteller passed away on March 18, 2020

With the COVID-19 coronavirus causing a global pandemic, a look back at the scientists who figured out viruses and their relationship to disease

The curious set of numbers shows up in nature and also in human activities.

Tasked with curbing a 1907 outbreak, Esther Pohl emphasized the importance of clean, vermin-free environments

Bringing historical context and scientific evidence as the pandemic unfolds