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In a secret city outside of Moscow young russians were trained to be launched…

In a secret city outside of Moscow young russians were trained to be launched…

Have you ever noticed that almost every barn you have ever seen is red? There’s a reason for that, and it has to do with the chemistry of dying stars. Seriously. Red ochre—Fe2O3—is a simple compound of iron and oxygen that absorbs yellow, green and blue light and appears red. It’s what makes red paint red. It’s really cheap because it’s really plentiful. And it’s really plentiful because of nuclear fusion in dying stars.

Barns Are Painted Red Because of the Physics of Dying Stars

Have you ever noticed that almost every barn you have ever seen is red? There’s a reason for that, and it has to do with the chemistry of dying stars. Seriously. Red ochre—Fe2O3—is a simple compound of iron and oxygen that absorbs yellow, green and blue light and appears red. It’s what makes red paint red. It’s really cheap because it’s really plentiful. And it’s really plentiful because of nuclear fusion in dying stars.

Erik Johansson creates realistic photos of impossible scenes -- capturing ideas, not moments. In this witty how-to, the Photoshop wizard describes the principles he uses to make these fantastical scenarios come to life, while keeping them visually plausible.

Erik Johansson creates realistic photos of impossible scenes -- capturing ideas, not moments. In this witty how-to, the Photoshop wizard describes the principles he uses to make these fantastical scenarios come to life, while keeping them visually plausible.

over dieren die electriciteit kunnen waarnemen en dieren die electriciteit genereren in vergelijking met wat mensen kunnen. (Engels)

over dieren die electriciteit kunnen waarnemen en dieren die electriciteit genereren in vergelijking met wat mensen kunnen. (Engels)

Inventor Daniel Connell swears that anyone who "can cut paper and hold a drill" can have their own wind power.

A DIY Home Wind Turbine For Just $30? Here’s The Blueprint

Inventor Daniel Connell swears that anyone who "can cut paper and hold a drill" can have their own wind power.

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