Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
A cubic yard of air weighs about 2 pounds at sea level.
31
The average home creates more pollution than does the average car.
33
The smell of freshly cut grass is actually a plant distress call.
31
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9