A luxury Viking cruise ship helped scientists encounter the rarely-seen giant phantom jellyfish
Tourists in a submersible witnessed a rarely seen giant phantom jellyfish during a Viking cruise to Antarctica. The ships marry luxury and science.
Jenny McGrath
Senior Reporter
A mummified 44,000-year-old wolf is so perfectly preserved its stomach could contain remnants of its last meal
Locals found this first-of-a-kind Pleistocene wolf in Siberia. It's so mummified that scientists hope to find remnants of its last meal in its belly.
It's getting so hot, EMTs are putting overheated people in iced body bags
Heat stroke can become serious quickly, so EMTs are treating patients by putting them in body bags filled with icy water to cool them down.
This ultrarunner was diagnosed with cancer 2 years ago, but didn't let it stop him. This summer, he'll run over 100 miles through Death Valley.
After completing chemotherapy treatment for cancer, ultrarunner Ray Zahab will run through Death Valley. He told us what keeps him motivated.
New discoveries show what life was like for the ultra-wealthy in Ancient Rome after Pompeii excavation
Recent discoveries in Pompeii include an eerie painting of a child, spectacular dining room, and more insights into the ancient city's everyday life.
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Scientists studied 8,000 cats to determine which breeds live the longest, and it could help you become a better pet owner
Researchers studied different cat breeds to find which live the longest. Burmese and Birmans live about 14 years, two years longer than the average.
What you need to know about the giant, 'flying' spiders spreading over the eastern US
This summer, the Northeast US could face an invasion of colorful Joro spiders, whose legs can reach up to 3 inches, as they spread from the southeast.
Humans and Neanderthals only had sex for a brief period, but it still fundamentally changed our DNA
Scientists studied ancient humans and learned humans and Neanderthals started interbreeding 47,000 years ago, which still impacts our DNA today.
Scientists discovered 50,000-year-old viruses in Neanderthal DNA that could help explain their mysterious extinction
Research found signs of ancient viruses in Neanderthal DNA that they may have gotten from ancient humans and could have contributed to their extinction.
Space elevators could get us to Mars in record time — and Japan is planning one for 2050
Space elevators are just theoretical at this point, but a Japanese company hopes to build one in the next 25 years for $100 billion.
Mexico City is just the beginning. Here are 11 other cities at risk of running out of water.
What makes a city most at risk of a water shortage isn't how much water it has access to. It's how that available water is managed and distributed.
Archaeologists found a secret chamber at the base of the Great Pyramid of Giza, and they have no idea what it is
Archaeologists used high-tech methods to find a strange L-shaped structure in Giza, Egypt. Above ground, it was impossible to tell anything was there.
22,000-year-old artifacts could rewrite ancient human history in North America
Archaeologists debate when the first humans arrived in the Americas. Controversial 22,000-year-old stone tools are one of the latest discoveries.
Why the US can't send humans to Mars
Getting humans to Mars has been on the minds of leading scientists and engineers since the '50s, but for one reason or another, no one can manage it.
The CEO behind the world's biggest science and engineering fair says the biggest mistake parents make is putting too much pressure on their kids
The International Science and Engineering Fair is a huge competition with big money on the line. Its CEO shares the biggest mistake parents can make.
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Photos show Mount St. Helens, the most disastrous volcanic eruption in US history 44 years ago
In 1980, Mount St. Helens erupted, killing dozens and forever changing how the US monitors earthquakes. The volcano is still active but not erupting.
A 16-year-old took home $75,000 for her award-winning discovery that could help revolutionize biomedical implants
Grace Sun won the ISEF science fair for her work on OECTs, which have benefits over current biomedical devices and could help a variety of diseases.
What it will take to modernize the American grid and usher in the clean-energy revolution
The US grid is ill-equipped to handle what's coming. Here's what it will take to modernize the grid and reach our carbon-pollution-free energy goals.
16 things you shouldn't recycle — even if you think you can
Some items you can recycle in one city may be prohibited in another. Batteries, plastic bags, small appliances, and more may not be allowed.
Amateur archaeologists found a mysterious 12-sided object from the Roman Empire that experts can't explain
A group of amateur archaeologists found a mysterious 12-sided dodecahedron in England near an ancient Roman villa. No one knows their purpose.