High-speed videos show what happens underground when a missile or meteor hits the earth.
The word for it is “petrichor.” It’s the name of an oil that’s released from Earth into the air before rain begins to fall.
Encounters between sperm whales and ROVs – remotely operated underwater vehicles – are rare. Watch this video, posted April 14.
Satellite view makes clear how unlucky the 150 people of the town of Fairdale were on April 9.
If you had to name a dinosaur, you might say Brontosaurus. But, since 1903, experts have said that Brontosaurus isn’t a separate species. Now Bronto is back!
People traveling in airplanes often see glories. The sun has to be behind your head. You’ll see the plane’s shadow cast on a cloud, surrounded by a halo of light.
There are a couple of theories that suggest what creates the strange greenish-yellow color that can precede a storm.
A geomagnetic storm sparked a display of auroras on the night of April 9-10. Auroras sighted as far south as Colorado! The storm may intensify later today.
Living in ice is no easy feat, but ice worms make it work. Part of the secret to their survival on glaciers lies in a symbiosis between worm and bacteria.
Burmese pythons were imported to Florida as pets. Now tens of thousands of them are in the wild and they’re eating … everything. New York Times video.
Migrating bands of magnetic fields on the sun produce 2-year variations in solar activity as strong as those in the more familiar 11-year solar cycle.
We never hear of an official tornado or severe weather outlook for the United States. Here’s why it would be tricky to create one.
No matter what the weather where you are, enjoy these photos from EarthSky friends on Facebook and G+.
The world’s largest particle smasher restarted Sunday after a two-year upgrade.
According to satellite observations, more lightning happens over land than over the oceans, and more often closer to the equator. Check out this map.
Two scientists accidentally discovered pollination in a species of Ephedra is correlated with the full moon. The finding is a first for the plant world.
John Burroughs, one of the first naturalists, was the first to say, “I go to nature to be soothed and healed, and to have my senses put in order.”
The tiny blackpoll warbler completes a nonstop flight across the Atlantic in just two to three days. Amazing!
Happy birthday April babies! Your birthstone, the diamond, is the rich cousin of graphite.
With the onset of spring in the Northern Hemisphere, animals that hibernate are waking up from a long-period of deep sleep.