In an age where high-speed communication has become the norm, it is irritating when coverage fades and transmission speeds turn sluggish. A German scientist says light is the solution.
The future isn't far off, according to US researchers: doctors will soon be able to detect cancer and locate tumor cells just by examining one blood sample. But is this new screening method as good as it sounds?
We live on a planet of finite resources but our demand for new consumer products and technologies keeps growing. That's driving a race to extract materials from ever-more remote corners of the Earth – and beyond.
For a currency that only exists in the virtual world, bitcoin could be surprisingly damaging to our real world. DW asked bitcoin expert David Malone to unpick claims that the cryptocurrency is consuming as much energy as a small country.
© 2018 Deutsche Welle |
Legal notice |
| Mobile version