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Earth’s true shape revealed for the 1st time

3D rendering rendering of the Geoid, based on the gravitational potential of different places on the surface of the earth, and superimposed with the outlines of the continents.

Wiki info on Geoid

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Here’s the Flashmob organized by the “Testé sur des humains” team at TVA.

- Each year, 671 million Kg of plastic are produced around the world.
- Each year, 400 million refundable bottles and cans are not recycled in Quebec.
- There are 18 000 pieces of plastic floating on every Km2 of ocean.
- 91% of Quebecers care about the environment. Do you?

If the Earth were the size of a basketball and the moon a tennis ball, how far apart would they be? Diagrams that are not to scale make us think that they’re closer than they really are.

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Time-lapse of a whole night at the ALMA Array Operations Site (AOS), located at 5000 meters altitude on the Chajnantor plateau, in the II Region of Chile. As the Moon sets at the beginning of the night, three of the first ALMA antennas start tests as part of the ongoing Commissioning and Science Verification process. Because they are pointing at the same target in the sky at any moment, their movements are perfectly synchronized. The flashes on the ground are the car lights of the guards patrolling at the AOS.

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Earth, Mars, Neptune and Jupiter viewed from Earth as if they were at the distance of our moon.

Lots of candles. Lots of heat. But it turned out neat!

Over 400 candles have been used. The temperature in the room increased by about 10 degrees F.

The Poetry of Reality is the fifth installment in the Symphony of Science music video series. It features 12 scientists and science enthusiasts, including Michael Shermer, Jacob Bronowski, Carl Sagan, Neil deGrasse Tyson, Richard Dawkins, Jill Tarter, Lawrence Krauss, Richard Feynman, Brian Greene, Stephen Hawking, Carolyn Porco, and PZ Myers, promoting science through words of wisdom.