Iron weighs more after it rusts.
68
Balsa wood is classified as a hard wood!
41
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Scientists are now able to grow 'beating' heart tissue in a lab!
162
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
The smell of freshly cut grass is actually a plant distress call.
31
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The left ear is more responsive to words of love and emotion whispered into it than the right.
40