31 May 2014, 04:01 AM ET
Lying is ubiquitous. According to this study humans tell about two lies per day.
30 May 2014, 04:27 PM ET
Frequent viewers of pornography tend to have smaller brain volumes in certain regions associated with reward and motivation, a new study found.
30 May 2014, 08:41 AM ET
From the Hyperloop to the futuristic Dragon V2 spacecraft, here are some of the most visionary, and audacious, ideas from inventor Elon Musk.
29 May 2014, 03:01 PM ET
In the 1960s and 1970s, heroin users were primarily inner-city young men from minority groups. Today, the people most likely to get hooked on heroin are white men and women in their late 20s living outside large urban areas.
29 May 2014, 08:11 AM ET
Same-sex marriage has been rapidly gaining support in the United States, and yet Americans are divided on whether they think people can be born gay, a new Gallup poll shows.
29 May 2014, 01:21 AM ET
For the parents of mass killers, a lifelong process of self-scrutiny has begun, even though they may have made efforts to help their sons and warn authorities.
29 May 2014, 12:00 AM ET
Women are more likely to have their first children during the two years after their close high school friends have kids, new research finds.
28 May 2014, 10:44 AM ET
Science enthusiasts take to the streets of New York City to get their fill of amazing ideas and discussion on everything from the human brain to the science of chocolate to the big bang. Watch live webcasts on Live Science.
28 May 2014, 03:44 AM ET
Why is it such a challenge to recognise deception – both on and off the poker table – even with past experience to draw on and lots of cues seemingly available?
28 May 2014, 01:34 AM ET
Recent analysis shows women's menstrual cycles may not affect their mate preferences.
27 May 2014, 06:13 PM ET
Humans possess more complex, powerful brains compared with humanity's closest living relatives, such as monkeys and apes. One reason behind this jump in brainpower may lie in how much of the human metabolism is devoted to the human brain.
27 May 2014, 12:25 PM ET
"Dog people" and "cat people" really do have different personalities, according to a new study.
25 May 2014, 04:17 PM ET
The Pentagon's zombie attack plan, the world's oldest living cat and the possibility of wormhole travel are just a hint at the most interesting Science stories this week.
24 May 2014, 03:18 AM ET
Transparent snails, Greenland's hidden valley's and the Earth's selfie just begin our favorite images for this week.
24 May 2014, 02:04 AM ET
Three regions – Somalia, Nigeria and Pakistan – have armed groups openly hostile to public health efforts, especially immunisation. But only in the latter is this due to the CIA’s actions.
24 May 2014, 12:19 AM ET
The U.S. military relies heavily on civilian researchers, and recruitment starts early.
22 May 2014, 08:08 AM ET
Brain circuits that respond to faces and sex appear to activate abnormally in pedophiles when they look at kids' faces, scientists say. The new findings may lead to ways to diagnose pedophilia, and may shed light on the evolutionary roots of sex.
22 May 2014, 01:12 AM ET
A soft and tender caress between two people can trigger a flood of emotions, and now we may have some idea why.
21 May 2014, 05:00 PM ET
People can be trained to conjure up empathy more effectively by viewing visualizations of their brain scans, new research shows.
21 May 2014, 01:57 PM ET
It's time for deniers of human-caused global warming to stop using an old magazine story as ammunition against the consensus of today's climate scientists.
21 May 2014, 01:25 PM ET
The Great Plains may be the place to be for ladies looking for a date. In some rural communities, men outnumber women four to one. Jobs, on the other hand, might be harder to come by.
21 May 2014, 09:33 AM ET
Marrying a cousin is usually considered a bad idea, because inbreeding can lead to harmful genetic conditions. But paradoxically, in some societies, marrying a related spouse is linked to having more surviving children, research suggests.
21 May 2014, 08:08 AM ET
Some 55 percent of Americans now say they support same-sex marriage, the highest number since Gallup polling on the question began in the 1990s, according to a new Gallup poll.
18 May 2014, 06:42 PM ET
There is a disturbing lack of evidence about why people choose to share copyright content online, as well as about whether the practice harms the entertainment industry and society or if it is a benefit.
18 May 2014, 05:50 PM ET
A robot catcher, petrified sperm and Jupiter's Great shrinking Spot are just a few of the coolest stories in Science this week.
18 May 2014, 01:50 PM ET
The experience of finding patterns, especially faces, in data is a phenomenon known as pareidolia. Humans are particularly prone to these types of misidentifications, possibly because they may have provided evolutionary advantages.
17 May 2014, 02:30 PM ET
Is human evolution over? That’s the question Briana Pobiner, an anthropologist at the Smithsonian’s National Museum of Natural History, asked an audience at the Future is Here festival.
17 May 2014, 04:48 AM ET
Solar winds and lightning, wild horses on the seashore and even the world's deepest lake are just the beginning of our favorite images in Science this week.
16 May 2014, 02:02 AM ET
It’s a commonly held belief that women are better able to tolerate pain than men.
14 May 2014, 11:56 AM ET
Advances in neuroscience raise a slew of ethical questions, and ethics should be integrated into this research, bioethics experts said in a report made public today (May 14).
14 May 2014, 11:47 AM ET
U.S. Army Pvt. Chelsea Manning, convicted of releasing highly sensitive U.S. military secrets to Wikileaks, may get the OK from the Pentagon to be transferred to a civilian facility to undergo gender reassignment therapy.