Latest articles by Laura Geggel
A book that the late physicist Stephen Hawking signed in 1973, back when he was still able to hold a pen and scrawl out his autograph, is hitting the auction blocks.
Tesla founder and CEO Elon Musk just paid a rare compliment to his own species, calling humans "underrated" on Twitter last week.
Satellites circling Earth have mapped an elusive, invisible force in unprecedented detail: the magnetic field created by the currents in the planet's salty oceans, according to new research.
Sprinkling large amounts of salt into the atmosphere could stave off climate change, a group of researchers has proposed.
What do the Powerball jackpot and Tiangong-1, the Chinese space station hurtling toward Earth, have in common? It's highly unlikely that either will physically impact your life in the slightest way.
Moon-based detritus includes leftover urine-collection kits, an olive branch and tons of robotic equipment from lunar probes.
Scientist paparazzi turned their scopes toward Elon Musk's Roadster and its mannequin driver.
The winter solstice is in full stride today (Dec. 21), which boasts the fewest hours of daylight for 2017 in the Northern Hemisphere.
A NASA satellite captured an image showing a thick curtain of brown smoke billowing from the Thomas Fire in Southern California yesterday (Dec. 14).
How do intercontinental ballistic missiles — including the one North Korea launched Tuesday (Nov. 28) that flew more than 10 times higher than the International Space Station — work?
What would happen if you played tug-of-war in outer space? Would you be able to stand and pull with all your might, as you would on Earth, or would something entirely different happen?
More than 500 years ago, a fierce storm sank a ship carrying the earliest known marine astrolabe — a device that helped sailors navigate at sea, new research finds.
A city-size lava tube has been discovered on the moon, and researchers say it could serve as a shelter for lunar astronauts.
