91热爆

For the third year running, Iceland鈥檚 Reykjanes peninsula is experiencing another spectacular volcanic eruption. Volcanologist Evgenia Ilyinskaya has been out in Iceland witnessing the sight and getting samples of the noxious fumes.

Across the rest of the Northern Hemisphere heat domes persist, bringing extreme weather ranging from wildfires to tornadoes. We keep on seeing that this year 鈥渋s the warmest in 120,000 years鈥�. But what does that mean? Two paleoclimatologists, Bette Otto-Bliesner and Jessica Tierney tell us more.

And we鈥檙e going deep. Deep into the brain that is, with a newly-developed probe which is finer than a baby鈥檚 hair. Dr Anqi Zhang of Stanford University explains her delicate technology.

Finally, new research suggests that SARS-CoV-2 could have arisen in the wild no more than four years ago, a mishmash of other viral genomes. Bioinformatician Jonathan Pekar discusses his new paper.

Presenter: Roland Pease
Producer: Ella Hubber
Editor: Richard Collings

(Photo: Dr. Evgenia Ilyinskaya Credit: @EIlyinskaya)