18 August 2015, 11:00 AM ET
Scientists have discovered the oldest known fossil of a hand bone yet to resemble that of a modern human. The hand belonged to an unknown human relative who would've been much taller and larger than any of its contemporaries.
14 August 2015, 01:56 PM ET
People perceive the color yellow differently in summer versus winter, perhaps because the difference in foliage requires a different color balance in the eye.
14 August 2015, 07:25 AM ET
Your gender might affect how you experience a broken heart.
12 August 2015, 09:51 AM ET
Beer's essential ingredient, yeast, has a fascinating evolutionary story that begins in a cave more than 500 years ago.
12 August 2015, 07:35 AM ET
People are literally seeing images in their dreams when they undergo the rapid eye movements characteristic of certain stages of sleep, new research suggests.
11 August 2015, 04:51 PM ET
Are you an "LOL"-er or a "haha"-er? The king of "hehes" or the queen of smiley face emoji?
11 August 2015, 06:18 AM ET
Thirteen valuable pieces of art vanished from Boston's Gardner Museum in March 1990.
06 August 2015, 03:34 PM ET
Jon Stewart's final episode as host of "The Daily Show" airs tonight, August 6, after 16 years on-air. Here are 7 times he got the science right.
05 August 2015, 11:57 PM ET
Roughly 7,000 languages are used around the world, and many thousands more have cycled in and out of existence throughout human history. Where did these languages come from, and how did our ancestors create the very first ones?
05 August 2015, 07:28 AM ET
You can aim high without burning out, but perfectionists may have to squelch some of their ingrained self-criticism.
03 August 2015, 02:30 PM ET
Office building managers who set air conditioners to frigid temperatures are not only sending shivers up the spines of workers, they're also wasting money and energy, a new study finds.
31 July 2015, 03:05 PM ET
Eyewitness testimony -- it's often thought of as solid evidence in criminal cases, but researchers including Iowa State University's Gary Wells have found that our memories aren't as reliable as we think.
30 July 2015, 10:54 PM ET
Obesity is on the rise in nations where children are starving, so the fight for animal rights in the developing world is not the reason hunger prevails.
30 July 2015, 09:08 AM ET
A posthumously published Dr. Seuss book released July 28 called "What Pet Should I Get" brings back the whimsical, rhyming delight of the "Seussian" world.
30 July 2015, 09:06 AM ET
It's not just social pressure or political correctness. People really are becoming more accepting of gays and lesbians on a subconscious level.
29 July 2015, 04:39 PM ET
Not all African people of short stature — often referred to as Pygmies — grow alike, a new study finds. The Baka people of West Africa are born at typical sizes but grow much more slowly during their first two years of life than non-Pygmies do.
28 July 2015, 08:17 AM ET
Why does the world need two kinds of Diet Pepsi?
23 July 2015, 04:14 PM ET
Pope Francis' popularity among Americans may be waning, according to a new Gallup poll.
23 July 2015, 12:00 PM ET
What makes a penis attractive? Not sure? Well, don't rely on your opinion to answer that question — science has the answer.
22 July 2015, 04:50 PM ET
A 1,500-year-old parchment could be one of the oldest known copies of the Quran, possibly dating back to a time that overlapped with the life of the Prophet Muhammad.
19 July 2015, 08:46 AM ET
The character Atticus Finch, revered by many as a paragon of justice, has transformed into an unapologetic racist in Harper Lee's new novel, "Go Set a Watchman." But it's curious that Atticus endorses racism, as most tend to become more tolerant with age.
17 July 2015, 12:35 PM ET
An ultramarathon runner overcame an early injury, sleep deprivation and steep terrain to complete an astounding 2,189-mile run along the Appalachian Trail in 46 days and 8 hours.
16 July 2015, 02:20 PM ET
A new study is turning an ear toward what exactly makes screams so terrifying.
16 July 2015, 11:01 AM ET
Statistically speaking, sharks pose very little threat to humans. So why are people so afraid of the animals?
15 July 2015, 04:39 PM ET
Why have selfies become so popular, to the point that people are willing to risk their lives to take the perfect snapshot of themselves?
15 July 2015, 11:26 AM ET
Young adults in the United States are waiting longer to get married than they did nearly 50 years ago, according to a new analysis of census data.
15 July 2015, 06:58 AM ET
The term "somnophilia" came up in response to Bill Cosby's 2006 deposition on allegations of sexual assault. But what does the diagnosis mean?
14 July 2015, 07:22 AM ET
Two decades after stealing antiquities from a first-century Jewish city in the Golan Heights, on the borders of Israel and Syria, a robber returned the loot to a museum's courtyard, Israeli authorities announced.
08 July 2015, 07:13 AM ET
An anxious temperament is inherited via overactive brain regions passed down by mom and dad. But there's room for experience and the environment to help soothe an anxious mind.
08 July 2015, 02:11 AM ET
To do something horrible, one must craft some sort of justification.
08 July 2015, 01:10 AM ET
Excerpt from "The Library at Mount Char" by Scott Hawkins.
06 July 2015, 01:37 PM ET
Americans are a diverse, wacky group of people, and here are some numbers to prove it. From the amount of trash we churn out to our very odd beliefs in conspiracy theories and religion, here's a look at some startling facts about Americans.