What happens when a baby takes its first breath? By Donavyn Coffey Fetuses don't breathe oxygen in utero, so how do newly born babies figure it out?
What is arachnophobia? By Jennifer Leman Arachnophobia is a fear of arachnids, a group of arthropods that includes spiders, scorpions, ticks and mites.
Will humans ever be immortal? By Patrick Pester Humans are getting better at staving off death our technological and medical advances. But could humans ever become immortal?
Art project creates 'human-alien hybrids' with meteorite-infused water By Mike Wall The water flowing from a medieval fountain in the Italian village of Fontecchio bubbles with extraterrestrial effervescence.
Are left-handed people smarter? By Randyn Bartholomew Here's a look at the research about whether left-handed people are smarter than righties.
Ötzi the Iceman: The famous frozen mummy By Tom Garlinghouse Ötzi the Iceman, a 5,300-year-old man whose mummified remains were dug out of an Italian glacier in the Alps, has fascinated the public since his discovery in 1991.
What is ESP? By Isobel Whitcomb Also known as "the sixth sense" or "psi," extrasensory perception, or ESP, encompasses a wide range of paranormal abilities, including mind reading and predicting the future.
There are 2 types of narcissists. Here's what makes each tick. By Nikhila Mahadevan Chances are you've met a narcissist. Here's what's behind the gigantic ego.
Math genius Emmy Noether endured sexism and Nazism. 100 years later, her ideas still ring true. By Tamar Lichter Blanks Albert Einstein described Emmy Noether as a "creative mathematical genius" who, despite "unselfish, significant work over a period of many years," did not get the recognition she deserved.
What is fascism? By Mindy Weisberger Fascism is a political ideology usually characterized by authoritarianism and nationalism. However, many scholars say the concept is difficult to define.
Humans are practically defenseless. Why don't wild animals attack us more? By Patrick Pester Humans are slow and weak compared with bears, pumas and other large predators, but these beasts usually avoid us. Why don't these animals try to eat us more often?
Personality traits & personality types: What is personality? By Stephanie Pappas What makes you, you? Psychologists use five major traits to sketch out personality types.
Are ghosts real? By Benjamin Radford Are ghosts real? Ghost hunters like to believe that ghosts exist, but science and logic are the real ghost busters.
Humans might be making genetic evolution obsolete By Cameron Duke A new study on human cultural evolution argues that humans evolve much faster as cultures than as individual organisms, molding our genes in the process.
Does everyone have an inner monologue? By Donavyn Coffey Does everyone have a monologue in their head?
What are Homo sapiens? By Sarah Wild All living humans are Homo sapiens. Here's what scientists know about the origin of our species.
This optical illusion tricks you into seeing different colors. How does it work? By Nicoletta Lanese This image is an example of the Munker-White illusion.
Why does 'emotional pain' hurt? By Isobel Whitcomb R.E.M. wasn't singing about backaches or sprained ankles.
