In the early 1960s, NASA rolled up to a US Navy facility in Pennsylvania with one goal in mind: stick its newly-minted astronauts into one of the most extreme centrifuges that has ever been built, and whirl them around really fast to...

Tired of “privilege walks” and black squares on social media that feel hollow? Workplace inclusion expert Y-Vonne Hutchinson peels back the superficial layer of performative DEI to reveal a fresh approach that meets people’s real-life...

Allyson Felix reflects on her transition from professional athlete to entrepreneur and advocate, describing it as a challenging but purposeful journey. Drawing on her experiences in sports, she emphasizes perseverance, adapting her...

Allyson Felix highlights the importance of addressing mental health in sports, advocating for improved resources like therapy and coaching training to create healthier environments for athletes. She emphasizes the need to reduce stigma,...

How is the chemical energy of gasoline transformed into kinetic energy of a moving car? And where does that kinetic energy go when the car crashes into something and stops moving?

The convergence of AI and robotics will unlock a wonderful new world of possibilities in everyday life, says robotics and AI pioneer Daniela Rus. Diving into the way machines think, she reveals how "liquid networks" — a revolutionary...

NASA has been using swimming pools to train astronauts since the 1960s. The largest is the Neutral Buoyancy Laboratory (NBL), which holds roughly 9 olympic pools worth of water and has contained not just mockups of space station and...

This summer, millions of Americans are experiencing firsthand the effects of climate change, from triple-digit temperatures to wildfire smoke to bleached coral reefs in warming oceans. For some, growing concern about climate change can...

A 2006 study took a class of surgical residents and split them into two groups. Each received the same study materials, but one group was told to use specific study methods. When tested a month later, this group performed significantly...

This week on SciShow News: Animals! New research has found how dogs actually listen to us in more complex ways than you probably thought, and also figured out how a kind of pufferfish gets its puff up.

Planarians are flatworms most known for being able to grow a new head if it gets cut off, but perhaps even stranger is the fact that their new head retains some of the memories from the old one. Hosted by: Michel Aranda

Hank describes how astronomers used a technique called gravitational lensing to find the most distant galaxy ever detected -- and how NASA is embarking on a new program to use this same technique to peer deeper into space than ever...

Now five years old, the war in Syria has taken an immense emotional and physical toll on those close to the fighting. Nisreen Katbi fled from Syria to Jordan four years ago and now runs a center that helps fellow refugees experiencing...

In the Serengeti region in Tanzania, conflict can arise between humans and the elephants that graze on their crops. The U.S.-based nonprofit RESOLVE is testing a new way to reduce these clashes while protecting both elephants and humans:...

Roughly one million women in the developing world suffer from obstetric

fistula, an injury that results from inadequate medical care and ca
uses
incontinence. But beyond the physical effects, the condition ca
n subject...

Rheumatic heart disease develops when strep throat goes untreated. It causes an estimated 275,000 premature deaths per year, mostly youth in developing countries like Rwanda, where antibiotics are rarely available. Surgery is the only...

Suicides by active duty U.S. troops last year exceeded the number of servicemen and women killed in combat in Afghanistan. Ray Suarez talks to psychiatrist and retired U.S. Army Brig. Gen. Stephen Xenakis, who says more than half of the...

Until recently, women were barred from U.S. military combat jobs. Today females are volunteering for the most physically and mentally grueling Marine roles. But is the Corps helping or hurting women recruits' readiness by separating...

For generations combat jobs in the U.S. military were blocked to women, but not anymore. The question now is can women meet the same rigorous standards as the men in order to qualify for frontline jobs? William Brangham has the second...

Today we’re going to teach John Green Bot how to tell the difference between donuts and bagels using supervised learning! Supervised learning is the process of learning WITH training labels, and is the most widely used kind of learning...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences.

Could psychedelics help us heal from trauma and mental illnesses? Researcher Rick Doblin has spent the past...

An overview of gradient descent in the context of neural networks. This is a method used widely throughout machine learning for optimizing how a computer performs on certain tasks.

Today, in our final lab, Jabril tries to make an AI to settle the question once and for all, "Will a cat or a dog make us happier?" But in building this AI, Jabril will accidentally incorporate the very bias he was trying to avoid. So...

We give scientists and engineers great technical training, but we're not as good at teaching ethical decision-making or building character. Take, for example, the environmental crisis that recently unfolded in Flint, Michigan -- and the...