Does childbirth increase your chance of breast cancer? Yes. But it also decreases it in the longterm ...depending on how old you are your first time around. It has to do with your hormones like estrogen and the damaged DNA in your...

AI is transforming the way we work — could it also reshape what makes us human? In this quick and insightful talk, evolutionary anthropologist Sarah Blaffer Hrdy explores how the human brain was shaped by millions of years of shared...

There are huge varieties of birth control methods because there are lots of different ways to disrupt the process of sperm-egg fertilization.

The next entry in our parade of heroes is Rama, the protagonist of the Ramayana, one of India's oldest stories. We're going to be talking about Rama's importance to Hindu culture, and how Rama fits into Campbell's idea of the Hero's...

Why Do We Have More Boys Than Girls

When Queen Jocasta of Thebes gave birth to Oedipus, a grim air seized the occasion. Her husband, King Laius, had received a prophecy from Apollo's oracle foretelling that he would die at the hands of his own son. Determined to escape...

*At the time this video was made, it had been reported that Charlotte the round ray was pregnant. However, new information has come out that she was never pregnant with parthenotes, and in fact had a reproductive disorder, which is a...

We all remember the woes and trials of our adolescence. But what you may not have realized is that your middle-school bout with surging hormone's wasn't the first time you went through a sort of puberty. From surging hormones to hair...

The first thing a baby giraffe experiences after being born is a 2 meter fall straight down to the ground. But within an hour, it’s standing, walking, and nursing on its own. And a blue whale calf, after nearly a year growing inside mom,...

Gym teacher Hank gives us the full story of the past, present, and future of birth control.

Hank talks about chimeras, and why Venus the cat probably isn't one - but your mom might be!

Hank gives us the top 5 scientifically documented reasons why breastfeeding is awesome - for both mom and baby.

Unlike lots of other animals, there’s no such thing as the “mating season” for humans, and it might have to do with how we raise our kids.

In 2021, workers at a Sardinian aquarium were stunned by the birth of a smooth-hound shark. What was shocking was that, for the last decade, the shark's mother had been living only with other females. So, how was this birth possible? And...

Horses have been human companions for thousands of years, and have been essential companions and tools for the development of human culture. So, it makes sense that horses would make their way into our most important stories. Today,...

In the 1920s, there was a blossoming of all kinds of art made by African Americans in the New York neighborhood Harlem. Let's call it a renaissance. While all the arts were having a great run, some extremely interesting things were...

Names like Bayard Rustin, Frances Thompson and William Dorsey Swann have been largely erased from US history, but they and other Black queer leaders played central roles in monumental movements like emancipation, civil rights and LGBTQ+...

As the child of Holocaust survivors and a World War II refugee herself, peace builder Georgette Bennett was stunned by the human toll and tragedy of the Syrian civil war. She got to work, bringing together historical enemies to build an...

Women and girls with autism spectrum disorder often don't display the behaviors people typically associate with neurodivergence, greatly impacting when, how -- and if -- they are diagnosed. Autism acceptance advocate Kate Kahle makes the...

The midwife Xoquauhtli has a difficult choice to make. She owes a debt to her patron Teteoinnan, the female warrior goddess at the center of the Aztec seasonal festival, who must be kept happy or she will bring bad luck. Xoquauhtli...

Have you ever noticed that some animal babies, like baby deer, can walk around basically right after they're born, but other animal babies, like kittens, can't even open their eyes? There’s a reason for that, and it comes down to two...

More than a billion people worldwide, mostly children, do not have a legal identity. In many countries, this means they can't get access to vital services like health care and education, says legal identity expert Kristen Wenz. She...

Natural selection can lead to some pretty amazing adaptations, but sometimes the resulting traits aren’t the most efficient solutions to the problems at hand. With the bar set to “good enough,” here are some features that arose from...

Poop can be pretty gross, but newborn poop is in a league of its own! We can learn a lot from a baby’s first poop, which forms before it's even had its first meal.