› Medically speaking, one can remain without food without a maximum of 14 days only.
› An elephant baby has to spend 22 months in the mother's womb before it comes in this world.
› The Electric Ray fish can give a fatal electric shock to defend itself against an intruder.
› The funny bone in human body is actually not a bone, it's a nerve.
› One cannot tickle oneself. Try!
› Our brain keeps on working even during night.
› To an observer sitting in a spacecraft, the earth looks completely black.
› If you keep the door of your fridge open for a long time, the room will become hot.
› More than 2/3rds of the Earth's surface is covered with water bodies, including ice-sheets.
› A newborn baby has a hemoglobin level, in its blood, of around 22 gm/dl.
› If you fire a shot on the moon, your friend cannot hear it because the moon has no atmosphere to make it possible.
› The Earth's plates keep on moving round the clock due to tectonic forces. There are hundreds of minor earthquakes daily, of which we experience only the strong ones.
› The hugely popular drug Viagra (made by Pfizer), meant for sexual dysfunction in males, was actually a compound (Sildenafil Nitrate) initially developed to cure heart diseases.
› The human body has 212 bones in all at birth. Some of them fuse later on, resulting in 206 bones in an adult body.
› Atomic hydrogen is predicted to be a room temperature superconductor if it can be pressurized to ~3x the pressure in the center of the earth.
› Diamond becomes a superconductor when it is heavily doped with boron, and if defects can be adequately removed, it is expected to have a relatively high superconducting transition temperature (above the boiling point of liquid nitrogen)
› Helium makes up 24% of our universe (by mass) but it is a non-renewable and dwindling resource on earth.