life's little mysteries
Latest about life's little mysteries
![Bunches of yellow bananas.](https://cdn.mos.cms.futurecdn.net/kzMYKaqQhtY2EzL7GABdah-320-80.jpg)
Why are bananas berries but strawberries aren't?
By Laura Geggel last updated
Why is a banana a berry but a strawberry isn't? Turns out, berries can be hard to define, even for scientists.
![Brown dog is scratching on white table.](https://cdn.mos.cms.futurecdn.net/xRVtygw5MAfvxhkFkP66E9-320-80.jpg)
Can dogs and cats be allergic to humans?
By Cameron Duke published
If people can be allergic to pets, can pets be allergic to people?
![Woman in green sweater scratching chest.](https://cdn.mos.cms.futurecdn.net/PEjDTcqB4ZrDGZQh2C6hzH-320-80.jpg)
Why is wool itchy?
By Jennifer Nalewicki published
Why does wearing wool clothing sometimes lead to insatiable itching?
![Geirangerfjord, Western fjords, Norway.](https://cdn.mos.cms.futurecdn.net/keJey7AjFJ7HBWtTASCms9-320-80.jpg)
Why does Norway have so many fjords?
By Laurel Hamers published
Fjords, many of them sculpted over many ice ages, can form all over Earth. So why does Norway have so many?
![3D Illustration. Mars colony. Expedition on alien planet. Life on Mars.](https://cdn.mos.cms.futurecdn.net/98J5Gbdf8yVsvidUvucN2Y-320-80.jpg)
Which animals will be the first to live on the moon and Mars?
By Donavyn Coffey published
Spaceborne animals could help humans survive on the moon or Mars. But which creatures would be the best for astronauts?
![Ice covered thermometer, close-up.](https://cdn.mos.cms.futurecdn.net/kvV94pzPuu5hiGdmYBHvRg-320-80.jpg)
Is it possible to reach absolute zero?
By Victoria Atkinson published
To reach absolute zero, all of the particles within an object have to stop moving.
![Father holding baby with dirty diaper.](https://cdn.mos.cms.futurecdn.net/jDmLeydNwe558YjQL6qkU8-320-80.jpg)
Why does poop smell bad?
By Donavyn Coffey published
And for medical purposes, how stinky is too stinky?
![Tabby white british shorthair cat outdoors in the garden throwing up puking on autumn leaves.](https://cdn.mos.cms.futurecdn.net/J8UGkwQnEdeZ67dotXgV38-320-80.jpg)
Why do cats throw up so much?
By Ashley Hamer published
What you think is cat vomit may actually be something else, like a fur ball or regurgitation.
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