The quake hit at 8:10 p.m. local time. There were no immediate reports of damage or injuries. No tsunami warning was issued.
A very slippery superfluid, that’s what spacetime could be like, say physicists.
Every so often, the International Space Station (ISS) becomes visible in your night sky. Here’s how you can spot it.
In celebration of Earth Day 2014, EarthSky has brought together some of our favorite images of Earth received from friends in past years. Thank you all!
Earth Day is celebrated on April 22 each year. But why April 22?
Step outside and take a picture of yourself. Then post it to social media, using the hashtag #GlobalSelfie. NASA will use your photos to create a mosaic image of Earth.
Arctic sea ice reached its maximum extent for the year on March 21, 2014, according to the National Snow and Ice Data Center. It was the fifth lowest on record.
New research suggests that the trend could continue as climate change causes temperatures to rise and drought to become more severe in the coming decades.
USGS said the quake was centered northwest of the Pacific resort of Acapulco, where many Mexicans are vacationing for the Easter holiday.
Vitamin B3 – a vitamin essential to metabolism – might have been made in space and delivered to Earth by meteorites.
Researchers investigating “night-shining” clouds found something they weren’t even looking for: teleconnections in Earth’s atmosphere that stretch all the way from the North Pole to the South Pole and back again
Researchers say that exotic hadrons -particles made up of two quarks and two anti-quarks – actually exist.
On April 10, 2013 – a year ago today – one of the largest non-volcanic landslides in the history of North America took place at the Bingham Canyon Mine in Utah.
On April 10, 1815, Mount Tambora sent so much crud into the atmosphere that it blocked the sun. What became known as the Year Without a Summer came a year later, in 1816.
Scientists have reconstructed a collision between the early Earth and an asteroid. It dwarfed the event that caused dinosaurs to go extinct 65 million years ago.
Scientists are watching a giant mass of sub-surface water in the Pacific. When this water reaches the sea surface, it could set off a powerful El Nino.
The bright red waterfall was dubbed Blood Falls by geologists who discovered the strange glacial feature in Antarctica in 1911.
Heard about the recent earthquakes in Yellowstone? How about that video of bison fleeing the park? Does it mean the supervolcano is about to blow? No, and here’s why.
Alexander Semenov photographed 222 different worm species, which are now in the process of being studied and documented by scientists. See photos.
A five-minute explosion from Tungurahua volcano shot hot gas and rock 6 miles (10 km) into the air on April 4, 2014. More explosions and tremors followed.
Researchers say they’ve solved the riddle of why zebras have stripes: The stripes act like insect repellant, keeping away blood-sucking flies, say researchers.