Ray Kurzweil, in a 2013 interview, stated that in 15 years medical technology could add more than a year to one’s remaining life expectancy for each year that passes, and we could then “outrun our own deaths”.
Potassium-40 is the source of radioactivity found in all humans and animals. Also, Bananas are radioactive too 🙂
Sexual cannibalism is fairly common among mantises especially those in captivity.
The magnetic field of our sun will change its polarity sometime in later 2013, an event felt as far as Pluto and beyond.
Sometime in the future our planet will have a human population of zero. It is uncertain if future humans will be able to relocate to a habitable location or if our extinction will result.