Thibault Savary / AFP - Getty ImagesCoronavirusScientists, under pressure, try to balance speed and safety on coronavirus vaccine research
Courtesy Ryan Weinhaus / via KSDKCoronavirus5 members of Missouri family test positive for coronavirus
Brett Monroe Garner / Greenpeace via Reuters fileEnvironmentGreat Barrier Reef hit by third major bleaching event in five years
Getty Images; Marco Capovilla / Venezia PulitaCoronavirusIn just days, lockdown provides vivid picture of how environment recovers without people
Edgard Garrido / ReutersScience NewsWhy the Northern Hemisphere is about to have its earliest spring in 124 years
Murat Tellioglu / EyeEm via Getty ImagesEnvironmentIce loss in Antarctica and Greenland increased sixfold in the last 30 years
Ishaqbini Hirola Community Conservancy / via AFP - Getty ImagesScience NewsTwo of the last white giraffes on Earth were slaughtered by poachers
Ben Stansall / AFP - Getty ImagesSpaceEurope, Russia postpone joint rover mission to Mars partly due to coronavirus restrictions
Marco Sabadin / AFP - Getty ImagesCoronavirusThink it doesn't matter if you catch coronavirus? This chart will change your mind.
ESO/M. Kornmesser / via ReutersSpaceOn a faraway planet, it's cloudy with a chance of liquid iron rain
HAN Zhixin / Los Angeles Natural History MuseumWeird ScienceIt's a bird, it's a dinosaur, it's ... really tiny: New species baffles dinosaur experts
Johannes Eisele / AFP - Getty ImagesClimate in CrisisFloods and fires show 'time is fast running out' to address climate change
Karen Ducey / Getty ImagesCoronavirusThe new coronavirus is hard on older people — and scientists aren't sure why