Sadly, a disc could never approach the speed of light. If you had a high-strength steel disc that was 1-metre thick and 1 kilometre in diameter, it would come apart from centrifugal force at just 11 ...

I am always drawn to the Large Hadron Collider when considering questions like this. The LHC has a diameter of about 8.5 kilometres. When operating, it uses the equivalent of about a third of the ...

Since the 1990s, Yokogawa has played a prominent role in the R&D of high-speed confocal microscopes for real-time imaging of living cells, and in 1996, launched its first product, the CSU10 confocal ...