Technology
How Trump’s erratic nuclear posture could spark a new arms race
51
This week's magazine
On the cover
Editor's picks
Life
We mustn’t let a superpower turn its back on rationality
51
Life
Breath of life: Did animals evolve without oxygen?
Features
Space
Katherine Johnson: The brilliant woman who got the US into space
Features
Health
Cellular recovery: How self-help could aid the damaged brain
Features
Physics
Mapping the multiverse: How far away is your parallel self?
Features
Table of contents
Leaders
51
Technology
Smartwatches know you're getting a cold days before you feel ill
51
Physics
No sign of seasonal dark matter after four years of searching
51
Life
Molecules tied into beautiful 'octofoil' knot for first time
51
Technology
Mini fire extinguishers inside lithium batteries may stop blazes
51
Technology
Poker AI competes to beat top players in no-limit game
51
Health
Concussed athletes more likely to injure their legs months later
51
Space
Binary stars shred up and shove off their newborn planets
51
Life
Harvester ants farm by planting seeds to eat once they germinate
51
Technology
Gadget boom sees e-waste in Asia spike 63 per cent in 5 years
51
Technology
Taxi races show black cabs beat Uber on speed but not cost
51
Health
Woman dies from infection resistant to all available antibiotics
51
Earth
Global sea ice is at lowest level ever recorded
51
Life
Antibody can protect brains from the ageing effects of old blood
51
Life
Antelope revived in Sahara years after going extinct in the wild
51
Life
Electronic gene control could let us plug bacteria into devices
51
Health
Calorie restriction diet extends life of monkeys by years
51
Obamacare repeal begins in earnest, as Trump outlines his plans
51
SpaceX launches and lands first rocket since explosion
51
Majority of primate species may vanish in next 25 to 50 years
51
Life
60 Seconds
51
Space
First evidence of dwarf galaxy merger boosts two cosmic theories
51
