Latest articles by Laura Geggel
New Controversial Idea About Stonehenge Has Archaeologists Shaking Their Heads
In a new book, this scientist says glaciers, not Neolithic people, carried the huge rocks to Stonehenge.
Stephen Hawking Signed This Book Before His ALS Took Over. Now It's Up for Auction.
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.
Elon Musk Says 'Humans Are Underrated'
Tesla founder and CEO Elon Musk just paid a rare compliment to his own species, calling humans "underrated" on Twitter last week.
Oceans' Mysterious Magnetic Field Is Mapped in Stunning Detail from Space
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.
These Scientists Have a Wild Plan to Throw Salt into the Atmosphere. Here's Why.
Sprinkling large amounts of salt into the atmosphere could stave off climate change, a group of researchers has proposed.
The Chinese Space Station Is Falling Back to Earth, But It Probably Won't Hit You
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.
How Much Trash Is on the Moon?
Moon-based detritus includes leftover urine-collection kits, an olive branch and tons of robotic equipment from lunar probes.
How We Know This Tiny Pinprick of Light Is the Tesla Roadster
Scientist paparazzi turned their scopes toward Elon Musk's Roadster and its mannequin driver.
Winter Solstice: The Science of the Shortest Day of 2017
The winter solstice is in full stride today (Dec. 21), which boasts the fewest hours of daylight for 2017 in the Northern Hemisphere.
California's Still-Growing Thomas Fire Spews Brown Smoke in NASA Image
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 Work?
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?
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?
It's Official: Earliest Known Marine Astrolabe Found in Shipwreck
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.
