Search | New Scientist

Global tree loss is undermining tactics to address the climate crisis

7 April 2021

Global tree loss is undermining tactics to address the climate crisis. It is time world leaders got their acts together, says Adam Vaughan

The site that lets you run the Ever Given aground anywhere you fancy

7 April 2021

Banking the Ever Given in Boston, plus a chemist writes in to correct us about hydrogenated water and the power of Big Tech, in Feedback’s weird weekly round-up

This week’s new questions

7 April 2021

Why does it feel so unpleasant to be out in the rain? And why are there no green mammals?

Why do some people like gambling so much? (continued)

7 April 2021

Some people are happier to take risks than others, but what is the evolutionary root of this behaviour? It could be at the heart of learning an innovation, suggests one reader

Do I create gravitational waves when I crash onto the sofa?

7 April 2021

Gravitational waves arise when very heavy objects spiral into each other, but is there a lower limit to this? Do we create them in our daily activities?

When I can’t remember something, how do I know that I once knew it?

7 April 2021

Sometimes you know that a memory is in your head, even if you can’t recall it. How does this “meta memory” work? Readers respond

Puzzle #108: Sherlock Holmes and the mystery of the broken clock

7 April 2021

Can you solve this week’s tricky puzzle, "Half time"? Plus the answer to puzzle #107, "Turning tables"

Why rescuing the climate and saving biodiversity go hand in hand

7 April 2021

Global warming is a "threat multiplier" for habitats and species already under pressure – by understanding how the problems are linked, we can solve two crises at once

5 of the best time travel video games

7 April 2021

From rewinding time in Prince of Persia to fighting alongside past selves in Super Time Force, there is lots to enjoy in pure time travel says Jacob Aron