Sound travels about 4 times faster in water than in air.
408
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
One barrel of petroleum holds 42 gallons.
20
Most dust particles in your house are made from dead skin!
67
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Indoor pollution is 10 times more toxic than outdoor pollution.
62