DEGREES OF SEPARATION
How long brain activity continued after a patient was declared clinically dead, according to a recent case study.
How much longer it took heart attack and cardiac arrest victims to get to the hospital via ambulance on mornings when their city was hosting a marathon.
5 million mph
The approximate speed at which scientists observed a supermassive black hole, roughly 8 billion light-years away from Earth, hurtling through space.
The minimal humidity level typical of most arid climates that a new solar power device needs to harvest water from the air.
The depth a little over 6 miles, below the seabed at which life could exist. Mud samples from underwater volcanoes near the Mariana Trench, the deepest part of the ocean floor, revealed chemicals usually produced by living organisms. But the jury's still out on whether anything is actually living down there.