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Coyotes in the park
Coyotes are the most famous of the wild animals species that have returned to North American cities and towns in recent years. Encountering them can be unnerving.
June 12, 2018
When is Eid in 2018?
A day - or two - after this month's new moon, Muslims will celebrate Eid al-Fitr, the festival of breaking the fast. A young moon sighting determines its date.
June 11, 2018
How far away was that lightning?
When you see a flash of lightning, do you count seconds until it thunders? An atmospheric scientist comments ...
June 10, 2018
Mars explorers wanted!
Can you picture yourself as an explorer, farmer, surveyor or teacher on Mars? Download a NASA Mars poster (free!) that speaks to you.
June 7, 2018
Explore 20 years of Earth data
From NASA, 2 decades of planetary change. See detailed views of volcanoes fuming, hurricanes flooding, dams being built, wildfires sweeping across landscapes and more.
June 7, 2018
When did humans learn to count?
Linguistic clues show how people around the world first developed mathematical thought.
June 6, 2018
Guatemala’s Fuego volcano erupts in fury
The death toll is up to 65, with hundreds injured, from Sunday's powerful eruption of Volcan de Fuego in Guatemala.
June 4, 2018
Can you see better than your dog, cat, or goldfish?
How does your kitchen look through the eyes of a cat, fish, fly or mosquito? A new study compares our human eyesight to the vision of other creatures.
June 4, 2018
2018 Atlantic hurricane season outlook
Atlantic hurricane season starts today. Experts are forecasting a 75% chance that the 2018 season will be near- or above-normal, thanks in part to a weak El Niño.
June 1, 2018
The Standard Model theory of particle physics
"What a dull name for the most accurate scientific theory known to human beings ... As a theoretical physicist, I’d prefer 'The Absolutely Amazing Theory of Almost Everything'."
May 31, 2018
