Titanium is a tough but light metal that makes great replacements for bone in our body. But it has plenty of other uses in industry as well.
Spiders use different types of silk for different purposes – and not all of them are as strong as steel.
The first step to mining an asteroid is finding a suitable candidate. Scientists estimate there should be some ten nearby targets.
Following the explosion of screen-based personal devices, the risk of users slipping into hyper reality has multiplied enormously since the television age.