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1

Faecal transplant makes the brains of old mice act young again

2

Woman with Alzheimer's starts conversing again after taking psilocybin

3

Where, when and how to watch the 2026 solar eclipse

4

Our verdict on The Selfish Gene: An unpopular piece of popular science

5

Phages could enable us to hijack vaccine immunity to kill cancer cells

6

Most portable air conditioners suck – but there's an easy fix

7

If you aren't terrified by this heatwave, you should be

8

How menopause radically changes the brain – and what happens after

9

We’ve uncovered a master gene that switches on human development

10

The race to understand how and when Thwaites glacier will collapse