New research suggests that a series of huge volcanic eruptions, 233 million years ago, led to a mass extinction event that heralded the dawn of the dinosaurs.
Geneticists around the world are studying 100,000 coronavirus genomes - sampled from Covid-19 patients in over 100 countries - to try to understand how the virus is mutating, What science has learned.
The new work reveals dark matter haloes as active regions of the sky, teeming with not only galaxies, but also radiation-emitting collisions that could make it possible to find dark matter haloes in the real sky.
A new report concludes that large constellations of bright satellites in low-Earth orbit will fundamentally change ground-based astronomy and impact the appearance of the night sky for stargazers worldwide.
Recent reports of dramatic declines in insect populations have sparked concern about an 'insect apocalypse.' But a new analysis of data from sites across North America suggests the case isn't proven.
Following an active 2019 season, fires in Siberia in 2020 have again been abundant and widespread, and have produced abnormally large carbon emissions.
Members of the EarthSky community - including scientists, as well as science and nature writers from across the globe - weigh in on what's important to them.