The nose bidet: can nasal rinses cure hay fever? I tried them for two weeks to find out

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Full clean ahead: can shipping finally steer away from fossil fuels?

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Progress on slowing deforestation could boost climate efforts, say experts

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British people are kinder and less divided than politicians give us credit for | Nesrine Malik

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Is the climate crisis finally catching up with Antarctica? Finding the answer has never been more pressing | Andrew Meijers

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Canberra Centenary Trail: watch a hypnotic hyperlapse of the 145km walk in seven minutes – video

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US scientists achieve net energy gain for second time in a fusion reaction

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I feel bad about enjoying the rain – but this sodden summer brings back such wonderful memories | Emma Beddington

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Look at the crisis in the Amazon and understand the stakes: we’re battling for life itself | Mark Ruffalo

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‘The nicest dude in DC’: Meet the Senate’s oldest freshman

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