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Only two years after it was broken, the world record for the highest skydive has been rewritten. Google executive Alan Eustace set a new mark Friday when he fell from an altitude of more than 135,000 feet, plummeting in a free-fall for about 5 minutes before deploying his parachute. The jump broke the record of 127,852 feet that Felix Baumgartner set in 2012.

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SCOTT SIMON, HOST:

This is WEEKEND EDITION from NPR News. I'm Scott Simon.

Copyright 2014 NPR. To see more, visit http://www.npr.org/.

Transcript

ROBERT SIEGEL, HOST:

As sunspots go, AR 2192 is, as astronomer Phil Plait has noted, "freakishly huge."

Curiosity: It Helps Us Learn, But Why?

Oct 24, 2014

How does a sunset work? We love to look at them, but Jolanda Blackwell wanted her 8th graders to really think about them, to wonder and question.

So Blackwell, who teaches science at Oliver Wendell Holmes Junior High in Davis, Calif., had her students watch a video of a sunset on YouTube as part of a physics lesson on motion.

"I asked them: 'So what's moving? And why?'" Blackwell says. The students had a lot of ideas. Some thought the sun was moving, others, of course, knew that a sunset is the result of the earth spinning around on its axis.

Are We Evolving Into A Different Species?

Oct 24, 2014

Part 6 of the TED Radio Hour episode How It All Began.

About Juan Enriquez

Juan Enriquez argues that human evolution is far from over — Homo sapiens are becoming a new species right before our eyes.

About Juan Enriquez's TED Talk

Why Did Humans Migrate Out Of Africa?

Oct 24, 2014

Part 5 of the TED Radio Hour episode How It All Began.

About Spencer Wells's TED Talk

Geneticist Spencer Wells tells the story of early humans, and our eventual migration from Africa.

About Spencer Wells

Are All Human Beings Related?

Oct 24, 2014

Part 1 of the TED Radio Hour episode How It All Began.

About Spencer Wells' TED Talk

Geneticist Spencer Wells describes how he uses DNA samples to trace our individual origins going back 2,000 generations.

About Spencer Wells

Where Did Human Beings Originate?

Oct 24, 2014

Part 3 of the TED Radio Hour episode How It All Began.

About Louise Leakey's TED Talk

Louise Leakey describes her family's long search for early human remains in Africa, and how unlocking that mystery is the key to understanding our past and our future.

About Louise Leakey

Why Do We Continue To Care About Dinosaurs?

Oct 24, 2014

Part 3 of the TED Radio Hour episode How It All Began.

About Jack Horner's TED Talk

Paleontologist Jack Horner explains what dinosaurs tell us about our own origins and what we can learn by attempting to revive a piece of the past.

About Jack Horner

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