成人快手

Europe鈥檚 been hit with temperatures exceeding 40掳C and it鈥檚 proving lethal. Up to 74% of the world鈥檚 population will have to endure life-threatening heat like this for 20 days a year, thanks to climate change.

Reported incidents of medical fraud are on the rise and it鈥檚 the patients who are feeling the effects. From the world of tech, political bots are on the rise, programmed to manipulate social media and create fake news in an attempt to sway voters.

Both France and the UK are going to ban combustible engines by 2040. Could better lithium-ion batteries for electric cars hold the answer? Plus, we celebrate the 200th anniversary of lithium鈥檚 discovery.

We鈥檝e all heard of the term 鈥渁 broken heart.鈥� Until recently it has been thought of as a metaphor, but now doctors think the heart can stop as a result of an emotional event.

Of the thousands of bodies sent to coroners in the United States, around 1,000 are still unidentified 12 months later. In New York, forensic specialists are turning to an unconventional method to identify them 鈥� they are enlisting the help of artists like Venezuelan sculptor Mario Palli.

(Picture caption: A tourist cools himself with a bottle of water 漏 Sakis Mitrolidis/AFP/GettyImages)

The Science Hour was presented by Roland Pease with comments from Victoria Gill, 成人快手 Science Reporter

Producer: Graihagh Jackson