Pluto’s dark side spills its secrets — including hints of a hidden ocean
Images of the dwarf planet’s far side are revealing possible signs of liquid water, mysterious shards of ice and new theories for the frigid world’s birth.
How space missions snatch pieces of other worlds and bring them back to Earth
As NASA prepares to launch the first spacecraft that will collect samples from Mars, Nature looks at back at missions that have grabbed extraterrestrial material.
Neanderthal gene linked to increased pain sensitivity
People who have inherited nerve-altering mutations from the ancient hominins tend to experience more pain.
Rosalind Franklin was so much more than the ‘wronged heroine’ of DNA
One hundred years after her birth, it’s time to reassess the legacy of a pioneering chemist and X-ray crystallographer.
Global methane levels soar to record high
Annual emissions of the greenhouse gas have risen by almost 10% in the past two decades, driven by agriculture and the gas industry.
Mystery over Universe’s expansion deepens with fresh data
A long-awaited map of the Big Bang’s afterglow fails to settle a debate over how fast the Universe is expanding.
The mathematical strategy that could transform coronavirus testing
Four charts show how pooling samples from many people can save time or resources.
Pandemic speeds largest test yet of universal basic income
Economists welcome the chance to see whether giving people cash to spend however they choose improves livelihoods.
Countdown to Mars: three daring missions take aim at the red planet
The United States, China and the United Arab Emirates will soon launch missions to a notoriously dangerous destination for spacecraft.
A guide to R — the pandemic’s misunderstood metric
What the reproduction number can and can’t tell us about managing COVID-19.