[TCF] Ultratrails, deep dives, outer space: how extraordinary personalities adapt to extreme conditions

Kilian Jornet won the 2022 Ultra-Trail du Mont Blanc (distance 170 kilometres, elevation gain 10,000 metres) in 19 hours 49 minutes and 30 seconds. Stéphanie Gicquel skied 2,045 kilometres in 74 days, crossing Antarctica to reach the South Pole in temperatures as low as -50°...