Mars had an oxygen-rich atmosphere around 4 billion years ago
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
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Only about 2% of the world population has green eyes.
36
There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
25
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16