The Physical Sciences are branches of science that study non-living systems including Astronomy, Chemistry, Earth Science, and Physics.
Botulinum Toxin (AKA “Botox”) is the most lethal natural toxin known to human kind, that fact helps explain its paralytic effect.
The one-electron universe theory postulates that all electrons and positrons are actually a single entity moving back and forth in time.
In theory, the speed of light, in a perfect vacuum, measured from an inertial frame, is constant with an exact value of 299,792,458 m/s.
There is no limit to the amount of times one can fold a piece of paper in half if the paper is large enough. However, because the thickness of the paper grows exponentially, a lot of paper would be needed to make more than 8 folds.
Water is continuously mixed and recycled, so the odds are in favor of us sharing at least some molecules of it with Socrates, Jesus, Buddha, or anyone from past eras.