How many neurons are in the human brain?
The human brain contains about 86 billion neurons.
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- What is the record for holding your breath?
“The Guinness record for holding your breath, set after breathing pure oxygen, is more than 24 minutes.”
Reference: Guinness World Records
More world record facts.
More world record facts
Why is the left lung smaller?
The left lung is smaller than the right to make room for the heart.
Hottest place on Earth
What is the hottest place on Earth? El Azizia in Libya recorded a temperature of 136 degrees Fahrenheit (57.8 Celsius) on Sept. 13, 1922 the hottest ever measured. In Death Valley, it got up to 134 Fahrenheit on July 10, 1913.