https://hw-cdn.smrtenglish.cn/smrtenglish.com-cn/cafe/china/vid1605.mp4
Adults Human
Science can’t stop aging, but it may be able to slow our epigenetic clocks.
Showing Confidence
Kids Human
Confidence is when you believe in yourself and your abilities, or the abilities of others!
Your Body Killed Cancer 5 Minutes Ago
Adults Human
Somewhere in your body, your immune system just quietly killed one of your own cells, stopping it from becoming cancer, and saving your life. It does that all the time.
Ancient Humans Made Millions Of These - We Don’t Know Why
Adults Human
The Acheulean handaxe was the most common tool of early humans, but we still don’t know what the heck they used it for.
1816: The year with no summer - David Biello
Adults Human
Dig into geoengineering, which uses technology to manipulate Earth’s environments to counteract climate change.
How Caffeine Accidentally Took Over The World
Adults Human
Plants don't make caffeine just for us, so what DO they make it for?
Why do we eat popcorn at the movies? - Andrew Smith
Adults Human
Trace the history of popcorn, from its origins in the Americas to its explosion of popularity in the 20th century.
The Amazing AI Super Tutor for Students and Teachers
Adults Human
Sal Khan, the founder and CEO of Khan Academy, thinks artificial intelligence could spark the greatest positive transformation education has ever seen.
How Can We Respond to Climate Change?
Adults Human
Now that we know how complex and interwoven climate change is with society globally, we can begin to see it everywhere.
The Smallest Sculptures In The World
Youth Human
The artist Willard Wigan has been making sculptures for six decades, and yet his entire body of work could fit in the palm of your hand.
Why Is Generation Alpha So Important?
Youth Human
What is generation Alpha? And why are population experts talking about them?
Why We Haven’t Learned More In 101 Years Of Trying
Adults Human
Almost everything we know about the reproductive practices of European eels comes from a genius study conducted more than 100 years ago.
A Day In The Life Of A Medieval Teenage Pilgrim
Youth Human
Join siblings Hisham and Asma in medieval Baghdad as they prepare and gather supplies for the hajj, a holy pilgrimage to Mecca.
How Everyday Interactions Shape Your Future
Adults Human
A few words can change the course of a life; they have the power to shrink, expand or transform someone's identity -- even your own. Social psychologist Mesmin Destin explores how everyday interactions and experiences play a powerful part in who we become, sharing the key moments and messages that can inspire us to grow into our best selves.
How Your Immune System Works
Adults Human
Today, we are finding out how your immune system works through a science experiment!
How to master your sense of smell
Adults Human
Some perfumers can distinguish individual odors in a fragrance made of hundreds of scents; tea-experts have been known to sniff out the exact location of a particular tea; and the NYC Transit Authority once had a employee responsible only for sniffing out gas leaks.
The man who lost his sense of touch
Adults Human
Explore the science behind how your body and brain process different sensations like touch, pain, temperature, and spatial awareness.
How to Calm Your Anxiety, From a Neuroscientist
Adults Human
What if you could transform your anxiety into something you can actually use during your work day? Neuroscientist Wendy Suzuki shares two evidence-based activities -- breathing and movement -- that can soothe your nervous system and fuel creativity and connection.
How Does Our Sense Of Balance Work?
Youth Human
Today, you will learn about how you BALANCE!
The Women's Club Movement
Youth Human
Learn how Black women were able to form their own group called the Women’s Club.
The Best Way to Boost Your Immune System
Adults Human
There is this idea floating around that what doesn’t kill you, makes you stronger.