Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Pumice is the only rock that floats on water.
14
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Sound travels about 4 times faster in water than in air.
408
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
The left ear is more responsive to words of love and emotion whispered into it than the right.
40