Bodies freed from gravity’s grip

Life on Earth is used to gravity. So what happens to our cells and tissues in space?

Moon shadow path in 2017 solar eclipse

Fly along with the moon’s shadow in this NASA video depicting the path of the August 21, 2017 total eclipse of the sun.

Most US wildfires ignited by people

A study reports that 84% of U.S. wildfires between 1992 and 2012 were started by things like discarded cigarettes, unattended campfires, and arson.

GOES-16’s 1st flashy images

Detecting and predicting severe weather just got easier, scientists announced, with the 1st images from a new Lightning Mapper onboard NOAA’s new GOES-16 satellite.

Beautiful video: Dolphin stampede

Truly one of the most wonderful videos we've seen. If you watch, you'll see thousands of dolphins, plus a whale calf snuggling with its mom.

Astronomers respond to 7-planet find

Love this video of astronomers showing their excitement about the discovery of 7 Earth-sized planets orbiting a nearby star.

What our teeth say about us

How anthropologists gather clues about how our ancestors lived from their teeth. Plus what will our teeth tell future anthropologists about us?

Astronauts’ brains change shape in space

MRIs taken before and after missions show that astronauts’ brains compress and expand in space.

SpaceX to send 2 people around moon

SpaceX's Elon Musk would not name the 2 private citizens who approached the company with an offer to pay for a flight around the moon and back.

Storm chasers honor Bill Paxton

An amazing several-state tribute - stretching across Tornado Alley - honoring Twister star Bill Paxton, who died Sunday due to complications from heart surgery.