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Members of the EarthSky community - including scientists, as well as science and nature writers from across the globe - weigh in on what's important to them. Photo by Robert Spurlock.
On January 21, 1968, in what came to be known as the Thule incident, a U.S. jet carrying 4 nuclear bombs crashed in Greenland, spreading radioactive wreckage across 3 square miles of a frozen fjord.
In the 19th century, passenger pigeons were so numerous that hunters competed to shoot as many as possible. But the last passenger pigeon died in the Cincinnati Zoo over 100 years ago. How did it all go so wrong?
An ISS astronaut shot this photo of a massive cloud tower.
An atmospheric scientist who studies the Arctic explains why – because of global warming – the U.S. may be in for longer cold spells in the winter.
The most complete genome yet for a truly unique marsupial – the Tasmanian tiger – suggests that, if the tigers hadn’t been hunted to extinction, they might still have struggled to survive.
It’s really hard to measure snowfall accurately. The National Weather Service relies on more than 8,000 volunteers with rulers.
From NASA, here are 10 snowy or icy worlds beyond our own.
Meltwater from the glaciers supplies water to 800 million people, so that loss would mean serious consequences for water management, food security, energy production.
The intense wildfires in southern California are triggering air quality alerts. What do health experts know about how inhaling smoke affects human health?
A meteorologist and a music technologist are turning data from tropical storms into musical graphs. Can listening to storms help us understand them better?
How to locate planet Uranus
Orion high in southern skies