In the March 31 SN: How opioid overdoses kill, vaccines in conservation, signals from the first stars, termites get demoted, Jupiter’s latest surprises, viral titans visualized, Google hits 72 qubits and more.
FEEBLE FORCE Scientists detected a tiny force using a charged atom (illustrated as a red sphere), which moved (orange) when pelted with laser light (purple). A lens focused light emitted from the atom into a moving image (black arrow).
V. Blūms et al/Science Advances 2018
STEVE APPEARS A purplish and green band of light known as STEVE, shown here with the Milky Way, is a new kind of aurora that appears in the sky during displays of the northern lights.
NATURE’S DESIGN The female reproductive structures of the umbrella liverwort, shown here, capture sperm-filled water droplets under their fronds.