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The “afterlife” according to Einstein’s special relativity

Adults Education Life Science Physics

Sabine Hossenfelder discusses the physics of… dead grandmothers?

The Amazing AI Super Tutor for Students and Teachers

Adults Education History Human Artificial Intelligence Technology

Sal Khan, the founder and CEO of Khan Academy, thinks artificial intelligence could spark the greatest positive transformation education has ever seen.

Pizza Chef Answers Pizza Questions

Adults Education Food World Cooking

Chef, author, and Razza owner Dan Richer answers the internet's burning questions about pizza.

Primitive Technology: Iron Bacteria Cement

Adults Construction Creativity Education Science DIY

I developed a cement made from iron bacteria, then made pots from it to test its ability to set and not dissolve in water.

World's Strongest Magnet!

Adults Design Education Science Technology Environment

The world's strongest magnet is a million times stronger than Earth's magnetic field. Learn more about sustainability and Google’s efforts at sustainability.google. Part of this video was sponsored by Google.

how to discover your dream career

Adults Human Life Self Education

Choosing a career is such a stressful endeavour... I still struggle with it every day. But this is the exercise that has helped me get more clarity about what I want to do in life.

The Habit That Could Improve Your Career

Adults Education Human Psychology Self Health

Paul Catchlove believes strongly in the power of reflection.

Your Immune System is More Dangerous than You Think

Adults Biology Education Science Health

There is this idea floating around that what doesn’t kill you, makes you stronger. That surviving a disease leaves you better off. And it seems to make sense because we have all experienced this.

3 Steps To Help Kids Process Traumatic Events

Adults How-to Human Psychology Education Parenting Mental Health

What do we say to kids when intensely traumatic events interrupt everyday life? Whether you're a teacher, parent or community builder, educator Kristen Nguyen provides three research-backed steps for navigating these difficult conversations, restoring a sense of safety and facilitating collective healing.

All the Ways Ice Baths Affect the Body | WIRED

Adults Education Health Human Wellness

Everyone seems to be cold plunging, or at the very least, watching other people do it.

The Most Complex Language in the World

Adults Biology Education Language Culture

You are cells. Your muscles, organs, skin and hair. They are in your blood and in your bones.

Black Holes

Adults Education Environment Science Space

Black Holes Aren’t Black or Even Holes. What Are They?

Binging with Babish: Cheeseburger from The Menu

Adults Education Film Food Cooking

While we can’t technically claim these cheeseburgers are lifesaving, they are pretty damn good. Give them a try yourself and let us know!

When Tree Planting Goes Wrong

Adults Education Facts Nature Environment Ecology

Special thanks to the Society for Ecological Restoration and its global partners for their support during this production; and to the Convention on Biological Diversity, which is part of the United Nations Environment Program.

What causes cavities? - Mel Rosenberg

Adults Education Health Human Science History

When a team of archeologists recently came across some 15,000-year-old human remains, they made an interesting discovery: the teeth of those ancient humans were riddled with holes.

How language shapes the way we think | Lera Boroditsky

Adults Education Human Science Language Culture

There are about 7,000 languages spoken around the world -- and they all have different sounds, vocabularies and structures.

Primitive Technology: Cane Water Filter/Siphon

Adults Construction Education Nature DIY How-to Science

I made a water filter from cane that siphons clean water from a dirty water while simultaneously using the xylem present in the the cane as a filter.

Primitive Technology 0:02 / 9:21 #PrimitiveTechnology #pottery #potterywheel Primitive Technology: Pottery Wheel

Adults Creativity Education Life DIY How-to

I made a small pottery wheel to form pots on. A pottery wheel is a small table on which pottery is formed that is able to be rotated about an axis to form more symmetrical pots.

Black Hole Star – The Star That Shouldn't Exist

Adults Education Science Space

Black hole stars may have been the largest stars to ever exist. They burned brighter than galaxies and were Larger than any star today or that could ever exist in the future.

3 Ways Of Seeing Invisible Air Flow

Adults Education Science Experiments

In this lab, they use different flow visualization techniques to help detect contraband, residues, and develop trace particle detection methods.

The history of chocolate - Deanna Pucciarelli

Adults Education Food Human History

If you can’t imagine life without chocolate, you’re lucky you weren’t born before the 16th century. Until then, chocolate only existed as a bitter, foamy drink in Mesoamerica.