For more than 2 months, lava has been pouring from Hawaii’s Kilauea volcano, destroying homes and remaking the land. A compilation of photos and videos, here.
When the Apollo astronauts returned from the moon, the dust that clung to their spacesuits made their throats sore and their eyes water. Lunar dust is made of sharp, abrasive particles, but how toxic is it for humans?
Last week, scientists announced the 1st known source for ghostly, high-energy neutrinos. The source is a blazar, a billion-solar-mass black hole 3.7 billion light-years away. The discovery establishes a new way to study the universe.
Earth transits seen from Pluto are rare. The last one happened in 1931, a year after Clyde Tombaugh discovered Pluto. It won't happen again for 161 years.
Here's how and why astronomers plan to aim the Hubble Space Telescope and several ground-based telescopes toward Pluto around the July 12 Earth transit.
Astronomers detected a small asteroid just 8 hours before it struck Earth's atmosphere over southern Africa on June 2, producing a terrific explosion. A few days later, researchers reported finding its meteorites.