A cubic yard of air weighs about 2 pounds at sea level.
31
If the chemical sodium is dropped into water it will immediately and violently explode.
67
One 75-watt bulb gives more light than three 25-watt bulbs.
57
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
A ball of glass will bounce higher than a ball made of rubber.
73
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10