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Deadly infection spread by contaminated heart surgery machines

4 May 2017

To get a new heart valve, patients have to undergo open-heart surgery. But a machine used in such procedures has been contaminating these implants

Chatbot challenges will make AIs discuss the latest news

3 May 2017

Voice assistants and text chatbots have mastered simple tasks, but now contests will get them to engage in much more complicated conversations

Immune war with donor cells after transplant may wipe out HIV

3 May 2017

A potentially fatal battle between the immune cells of a blood marrow donor and a recipient seems to kill off any HIV as a side effect

Gravitational waves could show hints of extra dimensions

3 May 2017

Signatures of extra dimensions that don’t normally affect the four dimensions we can observe could show up in the way they warp ripples in space-time

60 Seconds

3 May 2017

SpaceX launches spy satellite, Twitter to live-stream news, plan to regrow a glacier, and more

US science budget gets some breathing room ahead of Trump cuts

3 May 2017

Congress’ new spending deal will keep funding for science mostly flat for the rest of 2017 despite extreme cuts proposed by Donald Trump earlier this year

Climate march brings more than 200,000 activists together

3 May 2017

The march began at the US Capitol and ended at the White House, where demonstrators held a sit-in and rally while President Trump was inside

Cassini takes first plunge between Saturn's rings

3 May 2017

Raw images are emerging from the first of the Cassini probe's Grand Finale orbits

The UK government's attitude to air pollution stinks

3 May 2017

Despite debate over how many "deaths" air pollution causes, it is clear bad air damages our health, so attempts to delay rules on reducing it must be resisted