In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Sound travels fifteen times faster through steel than through air.
134
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Nylon is made from coal and petroleum.
42
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Sound at the right vibration can bore holes through a solid object.
134
Most dust particles in your house come from dead skin.
48