One barrel of petroleum holds 42 gallons.
20
A cesium atom in an atomic clock beats over nine billion times a second.
43
Pumice is the only rock that floats on water.
14
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
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
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Brass doorknobs automatically disinfect themselves in about 8 hours.
18