Previews: New Scientist Magazine- January 21, 2023

ISSUE 3422 | MAGAZINE COVER DATE: 21 January 2023 | New Scientist

New Scientist Magazine – 21 January 2023:

Web3 promises to reclaim the internet from tech giants – will it work?

There’s a lot of hype surrounding the idea of a decentralised version of the internet that would give more power to ordinary users. Here’s what it would take to make it happen

Fresh ideas about the causes of depression are bringing new treatments

By upending the idea that a chemical imbalance in the brain is behind depression, we are starting to understand some of its mysteries and develop better treatments

How we finally tracked European eels all the way to the Sargasso Sea

Where European eels start and end their lives was long a mystery, but an audacious expedition has finally revealed the last details of their incredible migration

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