No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
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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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If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
21
Your thumb is about the same size as your nose.
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Mars had an oxygen-rich atmosphere around 4 billion years ago
13