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How to Plant 20 MILLION TREES

Adults Human
Go to http://teamtrees.org and plant trees!

Why haven’t we cured arthritis?

Adults Human
Get to know the science behind what causes the stiff, creaky joints of the most common forms of arthritis and what you can do to prevent it.

Why Trees Are Out to Get You

Adults Human
Huge thanks to all the YouTubers who organized this.

How to 3D print human tissue - Taneka Jones

Adults Human
Explore the science of bioprinting, a type of 3D printing that uses bioink, a printable material that contains living cells.

How to Colonize The Outer Worlds | Because Space

Adults Human
In The Outer Worlds humanity has built colonies on the farthest reaches of the galaxy. But what truly stands in the way of humanity making our place in the stars?

What Does Testosterone Really Do To Your Body?

Adults Human
https://youtu.be/r9kSWwWH1B8

What if We Nuke a City?

Adults Human
Learn more about nuclear weapons and what you can do to stop them

Crossing US border

Adults Human
Some people have risked their lives trying to cross the American-Mexican border, but what are some of the craziest ways people have attempted to get past border patrol?

Peatlands Critical In Climate Change Fight | National Geographic

Adults Human
Peatlands lock in more carbon than forests—and a new mapping effort suggests that the Democratic Republic of Congo’s might be the world’s largest.

How to triple your memory by using this trick

Adults Human
Do you recall studying for your exams? You probably do. But do you remember how you studied, how you memorized French words or the year of the American civil war?

The Best Dogs Of BBC Earth | Top 5 | BBC Earth

Adults Human
We've collected the most precious moments from our beloved canine companions: from cute puppies opening their eyes for the first time, to loyal wild dogs and incredibly intelligent pets.

Why Astronauts Were Almost Trapped On The Moon Forever

Adults Human
The Apollo 11 mission to the moon is one of the most intense stories of survival.

Why should you read “The God of Small Things” by Arundhati Roy?

Adults Human
Dig into Arundhati Roy’s “The God of Small Things,” and follow the story of fraternal twins whose lives are destroyed by society’s “Love Laws.”

Australia's Most Notorious Outlaw

Adults Human
The John Dillinger of the Australian outback, Ned Kelly, was wanted dead or alive with a large bounty placed on his head to attract desperate killers, but they weren't prepared to find Kelly and his gang rigged out in Iron Man outfits!

Why Exercise Is Hard

Adults Human
Because exercise isn't essential for short-term survival, we don't exercise enough, so we need to reincorporate purposeful physical activity into our lives.

Sweating Different Colors?

Adults Human
Can you REALLY sweat in a variety of colors? It's Dear Blocko #21!

Most Deadly Elements On Earth

Adults Human
You've all studied the periodic table in school, but we are sure you're teachers never talked about elements like this!