Why Do We Have To Sleep?

Why Do We Have To Sleep?

Why do we sleep? We spend a third of our lives in slumber, but science has yet to determine exactly why we have do it. Here’s a look at how sleep works, why we’re not getting enough sleep, what happens if you DON’T sleep, and an idea about where sleep came from in the first place.

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What the U.S. Can Learn From Brazil’s Healthcare System

What the U.S. Can Learn From Brazil's Healthcare System

On a recent afternoon in Boa Vista, a lower-middle-class neighborhood of Sao Paulo, Brazil, Noranei Oliveira Miranda waited patiently on a small couch for the local community health workers to arrive. Her aging father, Dirceu, was seated next to her, not as patiently. Trembling and non-verbal, he reared up from the couch and reached in vain for the front door. She held him down with a pillow, her strong arms forming a seatbelt across his torso.

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Deep-diving whales could hold answer for synthetic blood

Deep-diving whales could hold answer for synthetic blood

The ultra-stable properties of the proteins that allow deep-diving whales to remain active while holding their breath for up to two hours could help Rice University biochemist John Olson and his colleagues finish a 20-year quest to create lifesaving synthetic blood for human trauma patients.

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29th September 1982 – Cyanide-laced Tylenol kills six

29th September 1982 - Cyanide-laced Tylenol kills six

Flight attendant Paula Prince buys a bottle of cyanide-laced Tylenol. Prince was found dead on October 1, becoming the final victim of a mysterious ailment in Chicago, Illinois. Over the previous 24 hours, six other people had suddenly died of unknown causes in northwest Chicago.

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A Curable Condition That Causes Blindness

A Curable Condition That Causes Blindness

An estimated 20 million cases of blindness worldwide are caused by cataracts, a curable condition affecting the lens that focuses images onto the eye’s retina. But how are cataracts formed, and how can we prevent them? Andrew Bastawrous gives the facts on cataracts.

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Attack on Afghan soccer match kills nine, wounds over 50

Attack on Afghan soccer match kills nine, wounds over 50

A suicide car bombing killed at least nine people and wounded more than 50 at a cricket match in Afghanistan on Sunday, officials said. The attack took place in southeastern Paktika province, on the border with Pakistan, the officials said. Authorities initially said the game being played at the time of the blast was soccer, but an interior ministry statement later said it was a cricket match. The attack probably targeted members of the local government watching the game, officials said.

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