The tool forecasts heat risks for wildlife in some regions months in advance. But questions remain about whether this ...

After decades of planning, setbacks and challenges, the 16-mile, 21-station Purple Line light rail system is set to finish over, under and through Washington, D.C.'s northern suburbs, offering the ...

O ne day this month, in a factory just outside Kyiv, Denys Shtilierman surveyed the drones that are transforming Ukraine’s ...

Several host cities used the tournament to speed up transit projects years in the making — and avoid the mistakes of past ...

Since 2020, the state education agency has taken over eight school districts — four in just the past few months — and ...

A new propulsion system feeds the same "monopropellant" fuel into electrical and chemical thrusters, potentially saving on ...

Astronomers have investigated a puzzling binary star system in which two stars that may have formed together now show ...

I/ATLAS has caused quite a stir over the last year, inviting astronomers to update what they know about other solar systems ...

A triple star system in which the stars all eclipse one another from our vantage point is standing out as one of the best ...

Day 1 of the annual meeting of the American Society for Mass Spectrometry (ASMS; NM, USA) has been jam-packed with press conferences from the biggest names in mass spectrometry, and I have been to ...

A Democratic strategist filed a ballot initiative for the 2028 election cycle with the attorney general’s office on May 10, that, if successful, would repeal California's "top two" primary system. The ...