New research shows that an iron dagger buried with King Tutankhamun was made from a meteorite.
King Tut’s dagger was made from a meteorite
Simulation explains sphere properties
Scientists developed a simulation model to take the guesswork out of calculating the influence of roughness on mechanical properties of a sphere.
Turning weeds into fuel
A weedy plant found on the roadside in northern Australia has stems ripe for biofuel production.
3D-bioprinted placenta could treat preeclampsia
Preeclampsia is a pregnancy complication involving the placenta that can be serious—even fatal—for the mother or baby.
Rare-earth alternative could ensure future electronics
Technologies from wind turbines to electric vehicles rely on critical materials called rare-earth elements.