<

This Is a Very Strange Cure for Cyanide Poisoning

Cyanide poisoning is not a nice way to go. Essentially it’s open-air suffocation. Cyanide ions in the body interact with an enzyme called cytochrome oxidase. This enzyme works with hemoglobin in the blood. It preferentially picks up cyanide when it should be picking up oxygen, meaning the body slowly dies for lack of… » 8/28/15 6:30am Yesterday 6:30am

How Much Water is Enough? How Much is Too Much?

The health tip about drinking eight 8-ounce glasses of water a day has been roundly dismissed by scientists, doctors, and upstanding bloggers for years, but this baseless myth refuses to die. Meanwhile, exercise-associated hyponatremia, a consequence of overhydration, is being reported across a broader range of… » 8/26/15 11:20am Wednesday 11:20am

Here Are The Ways Smoking May Actually Be "Good" For You

The WHO calls tobacco “the single most preventable cause of death in the world”—but cigarettes may also provide a handful of paradoxical, if pyrrhic, health benefits: Smoking will probably take years off your life, but certain things in tobacco smoke may actually do the body good. Here’s what science has to say about… » 8/07/15 11:04am 8/07/15 11:04am

The Army Surgeon Who Jumped Out of a Plane at 40,000 Feet—For Science!

Sometimes progress requires huge risks. Just ask William Randolph “Randy” Lovelace II, who wanted to prove that an oxygen mask could protect pilots from blacking out at high altitudes when they bailed out of their planes. See his story for yourself, in this Fusion video which we’re premiering exclusively at io9. » 8/06/15 9:32am 8/06/15 9:32am