Lysenkoism reduced crop yields Soviet Union China

A favored farming doctrine cut crop yields

Lysenkoism was a pseudoscientific doctrine that Soviet leaders favored over genetics. When put into practice, it reduced crop yields in the Soviet Union and China and is widely believed to have contributed to the Great Chinese Famine.

The asteroid that killed the dinosaurs created a hot underground habitat

The Chicxulub asteroid impact shattered rock and left enormous amounts of heat beneath the crater. Water circulated through the fractured ground, forming a hydrothermal system that may have lasted for a very long time. Researchers think such environments could have supported microorganisms even after the surface suffered catastrophic destruction.

The immune system has to learn not to attack your own body

Young immune cells that strongly attack the body's own molecules are normally destroyed or held back. Autoimmune disease can develop when this protection fails. Not attacking your own body is therefore something the immune system must actively maintain.

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Lysenkoism reduced crop yields Soviet Union China

A favored farming doctrine cut crop yields

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