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Daniel Lawler AFP

Rocket re-entry pollution measured in atmosphere for first time

Rocket re-entry pollution measured in atmosphere for first time

When part of a SpaceX rocket re-entered Earth's atmosphere exactly a year ago, it created a spectacuglar fireball that streaked across Europe's skies, delighting stargazers and sending a team of scientists rushing towards their instruments. The German team managed to measure the pollution the rocket&

Laser-written glass can store data for millennia, Microsoft says

Laser-written glass can store data for millennia, Microsoft says

Thousands of years from now, what will remain of our digital era? The ever-growing vastness of human knowledge is no longer stored in libraries, but on hard drives that struggle to last decades, let alone millennia. However, information written into glass by lasers could allow data to be preserved