The U.S. Navy's recent demonstration of its new laser weapon, designed to blast enemy drones out of the sky, proves that these systems no longer solely exist in the world of science fiction.
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Photos: Primordial Worm Snatched Prey with Spines on Its Head
More than 500 million years ago, a worm swam in the ocean's deep waters, hunting for tiny prey that it could capture with its 50 pointy spines.
Spiny Worm Beast Haunted the Seas 500 Million Years Ago
About 508 million years ago, a skinny, flat worm swam through the deep sea, waiting for the right moment to extend its 50 sharp spines and nab its next meal, a new study finds.
A History of Global Warming, In Just 35 Seconds
Move over, temperature spiral. A new animation shows what global warming looks like in more than 100 countries.
More than Myth: Ancient DNA Reveals Roots of 1st Greek Civilizations
Scientists took DNA from Bronze Age skeletons to learn more about the origins of the Minoan and Mycenaean people, who built the first advanced civilizations in Greece.
Ancient Fidget Spinner? Nope — That's a Weapon from Mesopotamia
A 4,000-year-old Mesopotamian artifact that looks just like a fidget spinner and that a museum labeled as a "spinning toy" for 85 years is actually — unexpectedly — an ancient weapon, curators told Live Science.
Gorgeous Crater Lake Stuns in This Photo from Space
Southern Oregon's idyllic Crater Lake — snow ringed and shade dappled — belies its violent past.
Eat, Pray, Fossilize? Praying Mantis Fossil Is 110 Million Years Old
A Cretaceous mantis fossil is helping scientists piece together how these insects evolved their prey-nabbing adaptations.
What Do You Do with a 26-Pound Diseased Liver? Donate It to a Medical School
A medical school in Queensland, Australia, was the recent recipient of a big donation: a diseased liver that weighed more than 26 lbs.
Swipe Left for Sadness: Tinder Users Report More Distress
In a new study, Tinder users had lower levels of self-esteem and more body dissatisfaction than people who didn't use the dating app.
'Harry Potter' & the Deathly Obsession? Series May Help Fans Cope with Death
A new study suggests that for some, an obsession with the "Harry Potter" franchise may signal something darker: a greater awareness of death.
Photos: This Plant-Eating Dinosaur Had Spikes, Armor and Camouflage
The 110-million-year-old dinosaur, a nodosaur — a relative of the ankylosaur — was covered in spiky, bony plates known as osteoderms, but it had another trick up its sleeve to protect itself from predators: camouflage.
Weird: How Does a Baby's 'Twin' End Up Inside His Abdomen?
A baby boy in India was born with his own "twin" inside his abdomen — an extremely rare condition called "fetus in fetu."
What's Causing So Many Earthquakes in Oklahoma?
A 4.2-magnitude earthquake hit Edmond, Oklahoma last night (Aug. 2) at 9:56 pm. local time, according to the U.S. Geological Survey.
'Sleeping Dragon' Dinosaur Wore Camouflage to Elude Predators
The remains of a 110-million-year-old tank-size dinosaur — so well preserved that a museum preparator said it looks like a statue of a sleeping dragon — show that this fearsome creature was covered in armor and spikes, and also used camouflage.