But achieving commercial success will depend on making perovskites less fragile. In October 2025, just as Dr McGehee and his team were hitting their stride, Donald Trump’s administration abruptly ...

Any regular viewer of BBC’s Question Time could be forgiven for thinking that old-fashioned climate science denialism is alive and kicking. In a recent edition, panellist Julia Hartley-Brewer called ...

My friend Larry Lebofsky has been studying asteroids since we first met as students, more than 50 years ago. Now approaching 80 years old, he still spends a few days every month or so at our telescope ...

Governments and other policymakers around the world wrestle with how to deal with people who are sceptical of official positions and guidelines, such as climate sceptics and antivaxxers. Earlier ...

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