1. Skip to content
  2. Skip to main menu
  3. Skip to more DW sites
Live TV
Latest audioLatest videos
In focus
BangladeshKamala HarrisParis Olympics
ScienceGlobal issues

Why do we have hair?

Jörg Gero Grüner
August 18, 2023

When does body hair start to sprout? What determines the color of our hair? It's all a question of hormones.

https://p.dw.com/p/4Ulm5
Skip next section More on Science from around the world

More on Science from around the world

An illustration of an interacting binary star: One is bright an sun-like (pictured R), the other is white and cloud-like (pictured center L)

Astronomers anticipate rare cosmic event

A nova popularly known as the "Blaze Star" is about to light up the night sky.
ScienceJuly 29, 202402:22 min
Projekt Zukunft | Zuschauerfrage Papageien

Why can parrots talk?

This week’s Tomorrow Today viewer question comes from Tahira S. from the USA.
ScienceJuly 26, 202402:24 min
Projekt Zukunft | Nützlicher Mondstaub

Using lunar dust to build a base on the moon

Instead of bringing materials to the moon at great cost, researchers in Germany want to build solar cells with regolith.
ScienceJuly 26, 202405:59 min
Show more