Founded by crypto guru Jed McCaleb, Vast Space will run two missions to the International Space Station, and aims to launch its first space station, Haven-1, by the end of 2025.Read More 

The exit will cut a huge chunk from the World Health Organization’s budget, but the short-term financial gain for the US could come at the cost of disease outbreaks flaring up across the world.Read More 

The new president’s orders will take the US out of the Paris Agreement, encourage the extraction and use of fossil fuels, and undo Biden-era policies.Read More 

Non-native grasses and eucalyptus trees brought to California centuries ago for agriculture and landscaping have reshaped the state’s fire dynamics.Read More 

To make progress on one of number theory’s most elementary questions, two mathematicians turned to an unlikely source.Read More 

Firefighting planes are dumping water from the ocean on the Los Angeles fires, but using saltwater is typically a last resort.Read More 

Essential oils, detox regimens, parasite cleanses, and raw milk have entered the disaster economy.Read More 

The profit margin on crypto mining is all about the physics of computers and energy conversion.Read More 

Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that the next won’t happen until 2040.Read More 

What may be the first commercially available book saved in DNA is the latest example of how consumers might use molecular data storage.Read More