Scientists discover a planet-eating star
Astronomers studied light emissions from a star system 2 years after its peak brightness and saw that it had consumed and partially spat out…
Category: Big Questions
How did Venus’s Ishtar highlands form?
Researchers modeled tectonic and magmatic processes on Venus. They determined that its highlands formed when molten rock rose, melting its…
Microbes make different greenhouse gases during wetland drainage
Researchers found that soil microbes release less methane but more carbon dioxide and nitrous oxide in draining peatlands.
What’s a Super-Earth made of?
Astronomers observed a super-Earth with properties requiring surface water or a steam atmosphere. It challenges the paradigm that rocky…
How complex plants reshaped the oceans
Researchers found that when complex plants evolved, they increased ocean oxygen and massively restructured the marine ecosystem.
Does screen use in bed affect your sleep?
Researchers demonstrated that an hour of screen time in bed increased the likelihood of insomnia and poor sleep in Norwegian college…
Rising soil temperatures could stop forests spreading
Researchers found higher soil surface temperatures prevented seedling survival and forest expansion in low-elevation forests.
Scientists track the origin of exotic particles
Astronomers reviewed 7 years' worth of data on high-energy neutrinos and found they’re coming from an area of space that produces gamma…
Geologists identify a new way copper ore forms
Researchers found that massive copper ore deposits in central Arizona formed from melted crust rather than melted mantle.
How do cats communicate?
Researchers tracked facial expressions in domestic cats and showed they mimic each others’ faces to bond.