In the last 7 years, humanity has discovered 43 potentially habitable planets.
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The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
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Your body is creating and killing about 2.4 million red blood cells per second.
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