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T. rex had an air conditioner in its head
How did the huge dinosaurs stay cool? According to a new study, they did it much as today's alligators do, with a built-in 'air conditioner' on the top of their skulls.
September 9, 2019
Yellowstone’s Steamboat geyser breaks record
With 33 eruptions as of August 27, Steamboat geyser in Yellowstone National Park is having an exceptionally active year.
September 8, 2019
Monster penguin was as tall as a person
An extinct species of giant penguin – over 5 feet (1.6 meters) tall – has been identified from fossils found in New Zealand.
September 6, 2019
Hurricane Dorian: Why it’s so destructive
Dorian, the 2nd most powerful Atlantic hurricane on record, has devastated the Bahamas, with the death toll expected to rapidly rise as rescue work gets under way.
September 4, 2019
Wow! Night skies and petroglyphs
Gorgeous night skies over North America's best petroglyphs and ruins - and don't miss 2018’s Super Blue Moon lunar eclipse (at 1:03) - in Skyglow's newest video.
September 4, 2019
Evolution doesn’t proceed in a straight line
If you go by cartoons and T-shirts, you might think evolution proceeds as an orderly march toward a preordained finish line. But evolution has no endpoint in mind.
September 4, 2019
Hurricane Dorian viewed from space
NASA astronaut Christian Koch snapped this image of Hurricane Dorian from the International Space Station on Monday, September 2, 2019. The station orbits more than 200 miles (300 km) above Earth.
September 2, 2019
Why the Amazon is burning: 4 reasons
Nearly 40,000 fires are burning in Brazil’s Amazon rainforest, the latest outbreak in an overactive fire season. Don’t blame dry weather, say environmentalists. These Amazonian wildfires are a human-made disaster.
August 27, 2019
Snow algae thrives in extreme conditions
On tall ice structures high in the Chilean Andes, researchers found algae growing on snow. They don’t entirely understand how the algae are able to bloom.
August 19, 2019
Large 2019 dead zone in Gulf of Mexico
This year's Gulf of Mexico dead zone of oxygen-depleted waters is the 8th largest ever recorded.
August 16, 2019
