The boiling point for water at the top of Mount Everest is about 154 degrees Fahrenheit.
Your average cumulus cloud weighs over 1 million pounds.
According to a 2015 study, sarcasm spurs creative thinking.
There are no muscles in your fingers: Their function is controlled by muscles in your palms and arms.
The Mars Helicopter Ingenuity is an engineering marvel. It is the first lightweight helicopter designed to fly in the atmosphere of another planet. The Martian atmosphere is much thinner than on Earth. Temperatures on Mars get as low as -130 degrees Fahrenheit. The first flight is scheduled to take place this week.
The average adult human has two to six pounds of bacteria in his or her body.
Your average four year-old child asks a few hundred questions a day.
25% of all mammal species on Earth are bats.
The Earth was once covered with giant mushrooms.
Scientists in California created a machine to harness power from snowfall.