DW.COM - Sci-Tech

A new genetic study has traced prehistoric human migration from Asia to North and South America. The findings are helping underrepresented Indigenous groups understand their ancestral origins.

In Kenya, two ant smuggling cases recently made global headlines. It's part of a growing problem with biopiracy and the illicit trade in wild animals.

The WHO recommends vaccination against 12 deadly diseases in childhood, but how long does protection last, and how do they work?

Sugar lights up parts of the brain that make us feel good, but also causes addiction. Is sugar the new tobacco?

Space debris re-enters Earth every day. Most of it burns up in the atmosphere. But Russia's 1972 failed Venera mission probe Cosmos 482 is different.

Vaping and e-cigarettes have long been suggested as a safer option for smokers. But are the mystery compounds created when using them simply delivering lung problems in a different way?

As the US shifts its ambitions to Mars, cuts to its national space agency will also affect the work of European researchers, and their efforts to get to the moon.

Vaccine programs almost eradicated measles, but cases are rising again in every part of the world. Health advisors say it's a 'wake-up call' for renewed vaccination efforts.

A generations-long culture of deep-diving among women on a South Korean Island may have changed their genetic evolution. A study shows potential for medical discoveries.

Learning new languages physically changes your brain and increases your cognitive abilities. But what really happens in the brain, and does speaking many languages really make you smarter?