Babbage: Too hot to handle

Are the recent heat waves around the world a sign of things to come? Geoffrey Carr, our science editor, finds out at the meeting of the International AIDS Society what more needs to be done to eradicate the disease. Also, has liquid water on Mars finally been found? Kenneth Cukier hosts.  Hosted on Acast. See acast.com/privacy for more information.

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Babbage is our weekly podcast on science and technology, named after Charles Babbage—a 19th-century polymath and grandfather of computing. Host Alok Jha talks to our correspondents about the innovations, discoveries and gadgetry shaping the world. Published every Wednesday.If you’re already a subscriber to The Economist, you’ll have full access to all our shows as part of your subscription.For more information about Economist Podcasts+, including how to get access, please visit our FAQs page here https://myaccount.economist.com/s/article/What-is-Economist-Podcasts