Gemini Planet Imager analyzes 300 stars

Analysis from halfway through the Gemini Planet Imager’s planetary survey hints that our solar system may…

PIA23288: Dune Footprints in Hellas

           Target: Mars Mission:  Mars Reconnaissance Orbiter (MRO) Instrument:  HiRISE Image Credit: NASA/JPL-Caltech/University of Arizona …

PIA23287: Rhythmic Layers East of Medusae Fossae

           Target: Mars Mission:  Mars Reconnaissance Orbiter (MRO) Instrument:  HiRISE Image Credit: NASA/JPL-Caltech/University of Arizona …

PIA23286: Tooting Crater Ejecta

           Target: Mars Mission:  Mars Reconnaissance Orbiter (MRO) Instrument:  HiRISE Image Credit: NASA/JPL-Caltech/University of Arizona …

Europa’s salty surface may indicate an ocean that’s good for life

Jupiter’s moon Europa has an ocean buried beneath its icy shell which may be full of…

Rising sea levels destroyed evidence of shell middens at many prehistoric coastal sites

Archaeological remains of coastal occupation in the form of shell middens are commonly found on today’s…

Pollen collected by US honey bees in urban settings shows dramatic seasonal variation

The diversity and availability of pollen foraged by honey bees across urban and suburban areas in…

The origins of cannabis smoking: Marijuana use in the first millennium BC

Cannabis has been cultivated for millennia in East Asia as an oil-seed and fibre crop. Little…

Climate change: Should the UK's 2050 target be sooner?

The UK has promised a stricter emissions target by 2050, but some say it should be…

Hungary scientists 'alarmed' at planned government takeover

Hungary’s top scientific body warned Wednesday that a planned takeover of research institutes by Prime Minister…