From the nitrogen in our DNA, to the calcium in our teeth, the iron in our blood, to the carbon in our apple pies - all were made in the interiors of collapsing stars; we're all made of stardust.
22
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
476
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Mosquitoes don't just bite you, they also pee on you.
11
20 minutes after smoking a cigarette, blood pressure drops to normal.
37
Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
301