Collider nears completion
The final superconducting main magnet for the Large Hadron Collider was delivered to the CERN particle physics lab near Geneva, Switzerland, on Monday. A total of 1624 magnets will bend and focus counter-rotating beams of protons as they speed around the 27-kilometre LHC when it starts operating next year.
E-waste summit
Discarded computers, mobile phones and electronic gadgets now account for 5 per cent of the world’s waste, says the UN Environment Programme, which meets this week in Nairobi, Kenya, to discuss how best to dispose of it. In the US alone, says UNEP, 14 to 20…
