A Quarter of the CDC Is Gone
Another round of terminations, combined with previous layoffs and departures, has reduced the Centers for Disease Control and Prevention workforce by about 3,000 people since January.
Interstellar Comet 3I/ATLAS Is Spewing Water Like a Cosmic Fire Hydrant
Analyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a very different structure than comets in the solar system.
What is the weak nuclear force and why is it important?
The weak nuclear force doesn't play by the normal rules — and, in fact, it breaks one of the biggest rules of all.
How to Make STEM Funny—and Go Viral Doing It
If you stayed awake in science class as a kid, the payoff comes when you get a good laugh out of Freya McGhee’s jokes.
More Evidence Emerges That One of Saturn’s Moons Could Harbor Life
Previously undetected organic compounds have been found in ice ejected into space from Enceladus, making the satellite a prime candidate for further research.
Microbes essential for human health can survive the stress of spaceflight. That’s great news for astronauts
Microbes essential for human health have proven resilient against the extreme forces of space travel, offering hope for maintaining astronaut well-being on future long-duration missions.
A New Algorithm Makes It Faster to Find the Shortest Paths
A canonical problem in computer science is to find the shortest route to every point in a network. A new approach beats the classic algorithm taught in textbooks.
Australia’s March Toward 100 Percent Clean Energy
The country’s grid operator says shifting from coal to clean power is not only possible but inevitable. The work there could provide a road map for other countries.
Europe Pledges $600 Billion for Clean Energy Projects in Africa
The EU’s Global Gateway plan is challenging China’s Belt and Road Initiative to influence Africa, by providing funding that will expand access to electricity.
Covid Shots Are About to Be Widely Available Again
The CDC no longer broadly recommends the Covid-19 vaccine, but US residents will still be able to get one if they want.