Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
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
Research indicates that plants grow healthier when they are stroked.
173
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Aluminum used to be more valuable than gold!
84
The left ear is more responsive to words of love and emotion whispered into it than the right.
40