Counties in states with expanded Medicaid eligibility had 4.3 fewer cardiovascular deaths per 100,000 residents, on average, than if they hadn’t expanded. Read more
A previously unknown population of Ice Age people who traveled across Beringia was discovered in Russia. Read more
In 1969, scientists proposed building solar panels on the moon to convert the sun’s energy into electricity that can be used on Earth. Read more
The particles are made of up two smaller particles, stuck together like atoms in a molecule. Read more
Even healthy tissues can build up mutations, some of which have been tied to cancer. Read more
The discovery of magnetic fields in the gaseous filament between two galaxy clusters suggests that some large cosmic structures are magnetized. Read more
In the Philippines, scientists have identified two new species of shrew-rat, an animal whose limited habitat plays host to remarkable biodiversity. Read more
Floating trash patches scratch only the surface of the ocean microplastic pollution problem. Read more
A study projecting heat-related mortality in 15 U.S. cities illustrates urban risk from global warming. Read more
How plate tectonics got going is a mystery. Now scientists say they’ve found a key part of the story: massive piles of sediment dumped in the ocean. Read more
