Toughest ever heat shields made of springy sponge-like stuff
27 April 2018
Chinese scientists have developed a compressible aerogel that has shown in early heat shield tests to be 5 times more resilient than previous materials
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Premium
Bacteria-killing nanofibres could make clothes that stop disease
16 March 2018
Antimicrobial fabric could slow the spread of diseases like Ebola. These nanofibres kill viruses and bacteria, and their active ingredient recharges in daylight
Will supersonic air travel's return be another white elephant?
18 December 2017
Fifty years after the unveiling of Concorde – the flawed, first supersonic airliner – its successors are coming. Maybe they’ll be the real deal, says Paul Marks
It was always crazy to shoot for Mars before colonising the moon
10 October 2017
Common sense is prevailing in human space exploration, and the moon is back as the place we need to colonise before a riskier trip to Mars, says Paul Marks
