Life's Little Mysteries: Science questions, answered
The world can be a pretty mysterious place and we at Live Science love to ask and answer scientific questions about mysteries big and small: about ancient civilizations, our planet and our solar system, the plants and animals that live alongside us, our bodies and how they work, and the technologies that we use every day.
Join us on this exciting voyage of discovery and downright weirdness as we solve … Life's Little Mysteries.
Latest about Life's Little Mysteries

Why do snakes shed their skin?
By Emma Bryce published
It's a story that involves scales, sloughs — and spectacles.

What was the first alphabet in the world?
By Tom Metcalfe published
New discoveries challenge old ideas about the earliest alphabets.

Why do kangaroos have 3 vaginas?
By Ashley Hamer published
Female kangaroos have one tail, two feet and three vaginas when they're giving birth.

How much of your brain do you need to survive?
By Marilyn Perkins published
Case reports of people with atypical brains reveal the human brain's staggering ability to adapt to damage.

Why does nearly all life breathe oxygen?
By Harrison Tasoff published
Nitrogen comprises around 78% of Earth's atmosphere, so why do most lifeforms breathe oxygen?

Why do cats lick plastic bags?
By Kohava Mendelsohn published
Your pet's love of licking may come from their desire to nurse as a kitten.

Why don't we remember being babies?
By Benjamin Shouse, Emily Cooke last updated
The inability to remember your first few years of life is called infantile amnesia. But why does it happen?

Intelligent aliens would need a power supply to jump-start their civilization — would they require fossil fuels?
By Sara Hashemi published
Fossil fuels powered the industrial revolution. Would aliens need a similar power source to jump-start a technical revolution?
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