life's little mysteries
Latest about life's little mysteries
Did Alexander the Great have any children?
By Owen Jarus published
Alexander the Great died at age 32, leaving behind a vast empire. Did he have any heirs to rule in the power vacuum that followed his death?
Did the Cambrian explosion really happen?
By Amanda Heidt published
Something unique does seem to have taken place during this time when so many animal groups first appeared, but it's not an open-and-shut case.
What did the last common ancestor between humans and apes look like?
By Charles Q. Choi published
Did our last common ancestor swing from trees or walk on all fours in the savanna?
Why do our stomachs growl?
By Cameron Duke published
A rumbling stomach is a normal part of digestion.
Could a powerful solar storm wipe out the internet?
By Joanna Thompson last updated
Space weather has been known to cause power outages and disrupt satellite function. Is the internet safe?
Do the Pacific Ocean and the Atlantic Ocean mix?
By Meg Duff published
Photos show what looks like a line between the Atlantic and Pacific with different water colors on either side, but is there some kind of barrier or do the two oceans mix?
Is there an 'up' and a 'down' in space?
By Amanda Heidt published
Any object with mass distorts the space-time continuum, which we perceive as gravity pulling us "down" toward that object's center.
How does water put out fire?
By Donavyn Coffey published
Water extinguishes fire, but it doesn't act on the flames themselves.
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