Life's Little Mysteries: Science questions, answered
Latest about Life's Little Mysteries
![Color of a visible light spectrum](https://cdn.mos.cms.futurecdn.net/Byjr7CtfWrhwwk3mRdK2h4-320-80.jpg)
Why do we see colors that aren't there?
By Kristel Tjandra published
Here's how our brains construct color in our environment.
![An image of a planet superimposed by a network of lasers](https://cdn.mos.cms.futurecdn.net/7uV39Eo3sk7BapQRK5f7zh-320-80.jpg)
Will we ever reach Alpha Centauri, our closest neighboring star system?
By Sarah Wells published
Visiting our nearest stellar neighbor will take near-light-speed travel.
![A series of three skulls, with a neanderthal skull on the left, human in the middle, and australopithecus afarensis on the right](https://cdn.mos.cms.futurecdn.net/ZtVgWbZBAb8GMQiBT5qorP-320-80.jpg)
Why did Homo sapiens outlast all other human species?
By Mindy Weisberger published
What's the secret to Homo sapiens' success as a species?
![A black and white photo of a dog-sized animal with a pointy snout, long, pointy tail, and stripes on its back](https://cdn.mos.cms.futurecdn.net/ay4raAmMtq4fHXRpJgvJCM-320-80.jpg)
How many animal species have humans driven to extinction?
By Patrick Pester published
Animals are disappearing too fast for researchers to record all of the extinctions we've caused.
![A woman with long blonde hair kisses her blonde golden retriever](https://cdn.mos.cms.futurecdn.net/dTBWSgVrqRjHvVBxv29WfF-320-80.jpg)
Why do dogs look like their owners?
By Ashley Hamer published
When a dog looks strikingly like its owner, is that a coincidence or is there more to the story?
![An artist's rendering of a black hole](https://cdn.mos.cms.futurecdn.net/DDvy89CzEH3pLHBqNyBJyR-320-80.jpg)
What would happen if a black hole wandered into our solar system?
By Ashley Hamer published
Black holes aren't "cosmic vacuum cleaners," but what would happen if one wandered into our solar system?
![Two elephants stand close together and curl their trunks around each other](https://cdn.mos.cms.futurecdn.net/3uJhYt6WCYuFesTy7StpsA-320-80.jpg)
Do animals have friends?
By Mindy Weisberger published
Friendship is a key component of human social relationships. Is this also true for animals?
![A close-up of dry ramen noodles with powdered seasoning on top](https://cdn.mos.cms.futurecdn.net/4KdPq7RFJmxTy6T4BWtXhQ-320-80.jpg)
Is MSG bad for you?
By Donavyn Coffey published
The case against MSG began with a letter to the editor back in the 1960s. But was there any truth to it?
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.