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17 February 2015, 04:43 PM ET
Federal officials counted 109 wild Mexican wolves, or lobos, in the Southwest in 2014, up from 83 in 2013. It's the fifth year in a row the small population has grown in the United States.
17 February 2015, 04:02 PM ET
The traits that you thought you inherited from your mom may have been actually passed from her to you in bacteria that she spread to you soon after birth, a new study finds.
17 February 2015, 03:17 PM ET
A trove of nearly 2,000 gold coins that date to about 1,000 years ago was discovered under water off the coast of Israel.
17 February 2015, 03:04 PM ET
Investigating your ancestry can be done by hand or online, but the serious genealogist may want to invest in software for tracing family tress. We looked at several programs, and here are our top picks.
17 February 2015, 01:49 PM ET
The Obama administration announced a much-anticipated set of rules to govern the use of commercial drones, but experts say the new requirements will hold back parts of the burgeoning industry.
17 February 2015, 01:35 PM ET
Despite their tuxedo style, when it comes to enjoying food, penguins have poor taste, a new study finds.
17 February 2015, 01:30 PM ET
A trove of nearly 2,000 gold coins that date to about 1,000 years ago was discovered under water off the coast of Israel.
17 February 2015, 12:01 PM ET
ADHD is more than common, it's normal.
17 February 2015, 12:00 PM ET
While treating patients in a psychiatric ward, Dr. Zoe Goldman becomes consumed in a hunt to defeat her own demons.
17 February 2015, 08:26 AM ET
One of the richest beds of manganese nodules ever found on the Atlantic seafloor was discovered last month while trolling for deep-sea creatures between South America and Africa.
17 February 2015, 08:20 AM ET
Colorful satellite maps show how ocean acidification varies across the globe, a first step toward monitoring this side effect of climate change from space.
17 February 2015, 07:38 AM ET
Pristinely preserved bodies at the Badia Pozzeveri cemetery in Tuscany, Italy, could hold the DNA of the cholera bacteria that killed them during an 1850s epidemic. Understanding the disease's evolution could lead to a cure.
16 February 2015, 01:16 PM ET
Two new deltas are growing by the year in southern Louisiana, bucking the trend of land loss seen for decades in this Gulf Coast state. The deltas may hint at how to save Louisiana's coastline.
16 February 2015, 11:00 AM ET
Mindfulness meditation may help improve sleep troubles in older adults, a new study suggests.
16 February 2015, 02:08 AM ET
Teens are getting even less sleep than they used to, new research finds.
15 February 2015, 03:38 PM ET
Technologically speaking, drones' abilities have all manner of real-world applications.
14 February 2015, 11:24 PM ET
A baby born pregnant, discovering the Magna Carta and popcorn gymnastics — strange and fascinating stories brought to us by Science.
14 February 2015, 02:37 PM ET
The United States Environmental Protection Agency (EPA) alerts the public about how plastic is a real detriment to the environment.
14 February 2015, 12:49 PM ET
Before condemning Brian Williams as a narcissistic liar, let’s take a closer look at what memory research has to say about false memories and memories of traumatic experiences.
14 February 2015, 11:39 AM ET
This week brought us sensational images of strange animal hearts, a cosmicly provided smiley and even the answer to an age-old question — how many licks does it take?
14 February 2015, 08:42 AM ET
Valentine's Day may inspire people to buy chocolates for their loved ones or treat their sweetheart to a romantic, candlelit dinner, but animals have entirely different courtship behaviors.
14 February 2015, 12:20 AM ET
What causes throat-tightening EoE?
13 February 2015, 10:46 PM ET
Liver cancer is cancer that begins in the tissues of the liver, though it may also result from cancer spreading to the liver from other parts of the body.
13 February 2015, 09:58 PM ET
Hair loss is typically considered the domain of aging men, but this equal-opportunity condition — which has many causes — can affect virtually anyone.
13 February 2015, 03:48 PM ET
When you're waking up or falling asleep, do you ever feel like you can't move your body? Maybe you also have hallucinations that there's a malevolent presence pressing down on you. If so, you may suffer from sleep paralysis. And a new study suggests the p
13 February 2015, 12:46 PM ET
Apparently you can put on your thinking cap . . . though don't try this at home.
13 February 2015, 12:44 PM ET
The Ebola virus may still be able to cause disease a week after a person's death, a new study suggests.
13 February 2015, 12:30 PM ET
DNA tests have confirmed that an endangered gray wolf killed in Utah in December was the same lone wolf that had been spotted and photographed near Arizona's Grand Canyon, the U.S. Fish and Wildlife Service announced this week.
13 February 2015, 12:30 PM ET
How to (safely) give the brain a little electro-boost.
13 February 2015, 12:24 PM ET
In addition to good looks, charm and intelligence, there's a more surprising reason two people may choose to spend Valentine's Day together: having similar microbes.
13 February 2015, 09:50 AM ET
Characters matter, as they can spur us to action — at times, to help ourselves.
13 February 2015, 09:24 AM ET
The oldest cannonball in England has been rediscovered on a field near the site of the Battle of Northampton.