Scientists aren't sure what color dinosaurs were.
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
A ball of glass will bounce higher than a ball made of rubber.
73
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
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