Life-enabling moons can probably only form around small planets, study finds

Earth’s moon is large for the planet’s size, and many astronomers have long believed that this fact has helped make Earth a habitable world. And a new study has now found that our planet was just the right size to form such a large, life-enabling moon.  The study, by researchers from the University of Rochester … Read more

Extreme Heat Becomes New Normal for Oceans

Oceans are heating up at breakneck speed, and the warming waters are threatening marine animals all over the world. That’s the alarming takeaway from a pair of new studies on marine warming published this week in the journal PLOS Climate. The first study looks back in time to find out how the oceans have changed since the Industrial … Read more

SpaceX launches 49 Starlink satellites, lands rocket on droneship at sea

SpaceX just added another 49 satellites to its growing Starlink internet megaconstellation. A Falcon 9 rocket launched 49 new Starlink satellites to orbit today (Feb. 3), lifting off from NASA’s Kennedy Space Center (KSC) on the east coast of Florida at 1:13 p.m. EST (1813 GMT). About nine minutes after launch, the Falcon 9 rocket’s … Read more

Astronomers Find First-Ever Rogue Black Hole Adrift in the Milky Way

These are boom times for astronomers hunting black holes. The biggest ones—supermassive black holes that can weigh billions of suns—have been found at the centers of most every galaxy, and we have even managed to image one. Meanwhile, researchers now routinely detect gravitational waves rippling through the universe from smaller merging black holes. Closer to … Read more

Agonizing Cough of Croup Rising in Kids with COVID

Growing numbers of children who test positive for the COVID-causing virus SARS-CoV-2 at hospitals this winter are showing up with a barking cough, the characteristic symptom of croup. Though this respiratory syndrome is usually mild, it may lead to more serious illness. An estimated one in 30,000 croup cases are fatal, according to a 2013 … Read more

Widely available supplement may explain brain boost from exercise | Science

A good workout doesn’t just boost your mood—it also boosts the brain’s ability to create new neurons. But exactly how this happens has puzzled researchers for years. “It’s been a bit of a black box,” says Tara Walker, a neuroscientist at the University of Queensland’s Brain Institute. Now, Walker and her colleagues think they have … Read more

Lego Star Wars Millennium Falcon review

What you’ve never heard of the Lego Star Wars Millennium Falcon? it’s the Lego kit that made the Kessel run in less than twelve parsecs. The Millennium Falcon screams classic Star Wars. Along with the X-Wings and the TIE Fighters, the Millennium Falcon is one of the coolest spaceships in sci-fi. Who hasn’t wondered what … Read more

River pollution: Can the Evenlode show how to clean up England’s waterways?

The Evenlode in Oxfordshire, UK, has been plagued by pollution, but farmers, the water industry and local volunteers are working together to clean it up Environment 2 February 2022 By Adam Vaughan “It’s depressing. It’s something we should be able to put right,” says Mark Purvis, standing next to a brook feeding the Evenlode, a … Read more

COVID Vaccines Can Be Safe for People with Prior Allergic Reactions

The Omicron-driven COVID surge has caused considerable upheaval during this pandemic winter. Despite the availability and efficacy of COVID vaccines, many people with a history of suspected allergies to the first mRNA COVID vaccine dose—reactions such as hives, swelling, shortness of breath and/or low blood pressure—have not gotten their full series. Their fear is understandable. … Read more

Indonesia’s utopian new capital may not be as green as it looks | Science

Indonesia has yet to start building its new capital, Nusantara, but a slick website shows what the country has in mind. A video shows people strolling on boardwalks through lush greenery, housing perched on the shores of an idyllic lake, stunningly modernistic buildings, elevated mass transit lines, and bicycles on tree-lined boulevards. Dominating the city … Read more