Exploring the cosmosThe problems of flying to MarsAstronauts will have to worry about space radiation—and also each otherprint-edition iconFeb 20
Nitrogen fertilisationRice, maize and sorghum may be able to fix nitrogen from the airThat would help agricultural productivity a lotprint-edition iconFeb 20
How heavy elements were madeA lot of the periodic table is a result of neutron stars collidingSuch collisions are the ultimate nuclear reactorprint-edition iconFeb 20
The hitch-hiker’s guide to the PacificA long-term natural experiment hints at how species disperseThe aftermath of a tsunami spreads species across an oceanprint-edition iconFeb 20
StonehengeSolving the mystery of StonehengeThe discovery confirms a prediction made a century agoFeb 19
Culinary scienceHow to get olives from tree to table, fastUse ion-exchange resinsprint-edition iconFeb 14
A new prion disease?Cerebral amyloid angiopathy, a rare brain illness, may be caused by prionsLike CJD, in other words, but with a protein also involved in Alzheimer’sprint-edition iconFeb 14
Look! No brakesOne-pedal driving in electric carsRegenerative braking will change the way people driveprint-edition iconFeb 14
The invisible borderTechnology could make a hard border disappear, but at a costBackground surveillance would need to be highprint-edition iconFeb 12
NephrologyLoss of kidney function in old age is not inevitableHunter-gatherers do not suffer from itFeb 13
ConservationThe rewilding movement is going from strength to strengthOne site in Argentina now has tapirs, jaguars, peccaries and macawsprint-edition iconFeb 6
Ecology and economicsHow to preserve nature on a tight budgetSaving species cheaply and effectivelyprint-edition iconFeb 7
Panda evolutionThe giant panda’s unusual diet may be the result of human pressureCivilisation’s rise drove it into China’s bamboo forestsprint-edition iconJan 31
Scientific ethicsRecent events highlight an unpleasant scientific practice: ethics dumpingRich-world scientists conduct questionable experiments in poor countriesprint-edition iconJan 30
