Climate

Climate

Scientists Say: Ozone

Ozone is a molecule made of three oxygen atoms. In a layer above the Earth, it protects us from harmful radiation, but too close to home, it can harm our health.

Climate

Hotter air may lead planes to carry fewer passengers

Global warming could force airplanes to carry a lighter load on each flight. This could mean fewer passengers can fly on each plane.

Earth

Antarctic ice shelf sheds Delaware-sized iceberg

Larsen C is a major ice shelf in Antarctica. An iceberg the size of Delaware has just splintered off of it in one of the largest calving events ever recorded.

Climate

Hunting the mysterious source of a global illness

Doctors and scientists around the world are scouring the environment for the elusive cause of Kawasaki disease, a harmful childhood illness.

Climate

Cool Jobs: Bringing caves’ dark secrets to light

These three cave researchers study caves to learn more about climate, geology and organisms that can survive some of Earth’s most hostile environments.

Chemistry

Trees can make summer ozone levels much worse

The greenery can release chemicals into the air that react with combustion pollutants to make ozone. And trees release more of those chemicals where it gets really hot, a new study finds.

Climate

Ancient Arctic ‘gas’ melt triggered enormous seafloor explosions

Methane explosions 12,000 years ago left huge craters in bedrock on the Arctic seafloor. Scientists worry more could be on the way today as Earth’s ice sheets melt.

Animals

Analyze This: A massive annual insect migration

A study of seasonal insect migration gave some surprising results.

Climate

Cool Jobs: Head in the clouds

What do a microbiologist, an atmospheric scientist and a materials engineer have in common? They’ve all got their heads in the clouds.

Climate

Sea ice around Antarctica shrinks to record low

Just two years after reaching a record high, the Antarctic sea ice extent has reached a new low.

Climate

Climate change could stall Atlantic ocean current

Rising carbon dioxide concentrations in Earth’s atmosphere could disrupt the Atlantic Ocean current after all, a new analysis finds.

Climate

Earth breaks heat record for third year straight

Climate change and heat from a strong El Niño played roles in making 2016 the hottest year on record.