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15 April 2016, 06:56 PM ET
A magnitude-7.0 earthquake struck southern Japan today, less than two days after a 6.2-magnitude temblor rocked the same region, triggering tsunami advisories in the area. Why do so many earthquakes strike this part of the world?
15 April 2016, 06:16 PM ET
A mass grave holding the bodies of at least 80 prisoners has been unearthed just outside of Athens, and may hold the bodies of members of an ancient revolt.
15 April 2016, 06:16 PM ET
A new study looks at whether kids really are more hyper and sleep less on nights with a full moon. Here's what it found.
15 April 2016, 05:52 PM ET
A new study suggests another reason to avoid fast food.
15 April 2016, 03:34 PM ET
Properties, sources and uses of the element gold.
15 April 2016, 02:15 PM ET
What's causing those lumps and bumps on your hips and thighs?
15 April 2016, 01:34 PM ET
In the dark of night, an enterprising octopus named Inky snuck out of his tank at the National Aquarium of New Zealand and made an eight-armed dash for freedom.
15 April 2016, 01:27 PM ET
An outbreak of a rare bacterial illness that first appeared in Wisconsin has now popped up in two nearby states, officials say.
15 April 2016, 11:26 AM ET
Artificial intelligence has had its share of ups and downs recently.
15 April 2016, 07:17 AM ET
Find out how to keep those pesky mosquitoes and ticks from feasting on your skin this summer.
15 April 2016, 07:12 AM ET
For some, Earth Day is a time to explore nature and reflect on the planet's health. For others, it's a time to take action.
14 April 2016, 11:46 PM ET
Wildebeests, also called gnus, are large African antelopes.
14 April 2016, 11:38 PM ET
A number of different things can affect the color of your teeth and turn them yellow.
14 April 2016, 08:03 PM ET
The East Coast is sinking, which is worsening the impacts of sea level rise. These are the hot spots.
14 April 2016, 06:14 PM ET
If someone is facing a health emergency or terminal illness, it can be difficult to know the right thing to say. Do you tell them everything will be OK? Change the subject? Share the story of your Aunt Sally, who died of cancer 10 years ago?
14 April 2016, 05:32 PM ET
The U.S. Defense Advanced Research Projects Agency's Experimental Spaceplane (XS-1) program, which aims to make launching satellites a daily occurrence, is moving on to new phases of development. The vehicle's first flight could come in 2019.
14 April 2016, 05:25 PM ET
Your selfies may never hang in a fine-art museum, but now you can see what they'd look like if they were painted in the style of famous artworks.
14 April 2016, 04:47 PM ET
Was there a so-called 'super-Earth' planet that formed inside the orbit of Mercury? If so, it might have been eaten by our sun.
14 April 2016, 04:05 PM ET
Can a skin condition shed light on what's going on inside your blood vessels?
14 April 2016, 02:29 PM ET
The patent file for the Wright Brothers' "Flying Machine" has returned to the National Archives, after being misplaced 36 years ago.
14 April 2016, 01:11 PM ET
Co-author of more than 800 scientific papers, Don Lincoln pursues a range of elusive questions, from the nature of dark matter to the structure of quarks and leptons.
14 April 2016, 01:04 PM ET
A new technique reprograms people's fat to become mature pancreatic beta cells, the cells that regulate how sugar from food is turned into fuel for cells.
14 April 2016, 12:39 PM ET
The new book from founder and executive chairman of the World Economic Forum, Professor Klaus Schwab, examines revolutionary modern technologies and how they are impacting today's societies and individuals.
14 April 2016, 11:00 AM ET
In ancient cultures, the poor lived on the razor's edge — literally.
14 April 2016, 10:46 AM ET
Scientists have evidence that Neanderthals may have used prehistoric toothpicks to get annoying bits of food out of their teeth.
14 April 2016, 08:06 AM ET
The Saharan silver ant can keep cool in the blistering heat of the desert thanks to tiny, reflective silver hairs that cover its body and reflect the light.
14 April 2016, 07:52 AM ET
Sorry not sorry? Here's how to fix that.
13 April 2016, 08:18 PM ET
Flesh-eating bacteria refers to any of several strains of bacteria that can cause necrotizing fasciitis, a severe infection that destroys muscles, skin and tissue.
13 April 2016, 05:40 PM ET
Researchers from the CDC confirmed cause-and-effect.
13 April 2016, 03:43 PM ET
A tiny clue hidden in the bizarre eyes of the 300-million-year-old remains of a "Tully monster" has helped scientists determine that the curious creature is a vertebrate, a new study finds.
13 April 2016, 03:39 PM ET
Since their discovery in 1958, fossils of the so-called Tully monster have mystified scientists.
13 April 2016, 03:38 PM ET
Photographers have captured a stunning new image of a supersonic jet racing past the sun, with the fine details of its shock wave revealed.