Topic: parachutes

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It’s Okay to Be Smart: Why Do Clouds Stay Up?

Clouds are filled with so many water droplets that they're actually heavy... like 100 elephants heavy or a 747 airplane heavy! So why don't clouds fall out of the sky? It's Okay to Be Smart's Joe Hanson explains every...

The Private Life of Plants: Dandelions

Individual dandelion seeds parachute over fields on the wind. David Attenborough narrates this clip from episode one of the BBC's The Private Life of Plants.

Footage of the U.S. Air Force Thunderbirds in 1959

The U.S. Air Force Thunderbirds operated the F-100C from 1956 until 1964. After briefly converting to the F-105 Thunderchief, the team flew F-100Ds from July 1964 until November 1968.In this film from 1959 we see th...

Complete MSL Curiosity Descent Interpolated HD

Want to see what it looked like for Curiosity as it hurtled toward the surface of Mars? After the heat shield separates, the car-sized rover, still protected by its back shell, continued to fal...

Challenges of Getting to Mars: Curiosity’s Seven Minutes of Terror

I thought we couldn’t get more excited about Mars Curiosity’s mission to Mars, but then we saw this popular video about the rover’s “Seven Minutes of Terror" —  th...