Latest Stories from Tanya Lewis

Tennis superstar Maria Sharapova was just suspended from competing for 2 years - here's why

Here's what fruits and vegetables looked like before we domesticated them

The first uterus transplant in the US failed because of a common infection

An AI expert says Google's Go-playing program is missing 1 key feature of human intelligence

There's a disturbing effect of discrimination that no one's talking about

The first uterus transplant in the US has failed

Maria Sharapova isn't the only star athlete who's been taking meldonium

Here's what the drug Maria Sharapova was taking does to your body

Surprising ways to get the essential vitamins and nutrients you need in your diet

Maria Sharapova failed a drug test at the Australian Open - here's why the medication she took is banned

Google's Go-playing AI takes on the world champion - here's how to watch live

Horrifying photos of the 'river' of garbage plaguing Beirut

This genetics company claims it can sequence your entire genome for $999

Aubrey McClendon's fracking legacy - the good, the bad, the ugly

Here's what popular dog breeds looked like before and after 100 years of breeding

Watch this monkey drive a wheelchair using its mind

This scientist thinks we could bring back an ancient breed of cattle that went extinct in the 1600s

You've been storing your food all wrong - here's how to keep fruits, veggies, meat and dairy fresh for longer

We have our strongest evidence yet that Zika virus may be linked to a paralyzing disorder called Guillain-Barre Syndrome - here's what that means

Leonardo DiCaprio gave an Oscars climate-change speech that'll give you chills

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