Peculiar ‘Island’ On Saturn Moon - New Imagery Snapped By Cassini

The strange feature that appeared on the shoreline of Titan’s Ligeia Mare sea was imaged by NASA’s Cassini probe in July 2013 and again in August 2014.

Uploaded by: VideoFromSpace.

Do I Only Use 10% of My Brain?

via scishow:

SciShow debunks the myth that you only use 10 percent of your brain. So, how much do you really use? And how do we know?

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If matter falls down, does antimatter fall up?

Like positive and negative, or debit and credit, matter and antimatter are equal and opposite. So if matter falls down, does antimatter fall up? Chloé Malbrunot investigates that question by placing two atoms — one made of matter, and the other antimatter — in the cockpit of a plane, ready to jump. What do you think will happen?

View full lesson: http://ed.ted.com/lessons/if-matter-falls-down-does-antimatter-fall-up-chloe-malbrunot

Lesson by Chloé Malbrunot, animation by TED-Ed.

Uploaded by: TED-Ed.

Where Does the $ sign come from? - The Big Question (Ep.5)

A weekly show where we endeavor to answer one of your big questions. This week, Varun Dabral: “Where does the $ sign come from?”

Uploaded by: Mental Floss.
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