(Image: Ty Allison/Stone/Getty)

THE ASTOUNDING LIMITS OF ENDURANCE

We have an irrepressible urge to push our boundaries and set records. How much further can we go, physically and mentally, before we reach our ultimate limits?

1.

2.

3.

4.

5.

6.

7.

8.

9.

10

11.

12.

SPECIAL FEATURE

Let's get physical: Nine facts about fitness

Pump iron or play golf? Scientists are pretty sure they've established the best ways to get fit – now they're ready to tell the rest of us

ATHLETICS

LATEST HEALTH

GettyImages-740536651

Bacteria can be used to turn type A blood into universal type O

A new family of enzymes found in the human gut has been used to quickl...
People wearing protective clothing

Nanobots can eat nerve agents and then spit out an antidote

Proteins that break down nerve agents while simultaneously pumping ou...

Superhuman: The secrets of the ice man

How do you survive swimming in sub-zero water wearing nothing but swimming trunks? New Scientist asks a man who has made it a habit

PERCEPTION

Advertisement