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Matter in the universe can warp and magnify the light from more distant objects. The Rubin Observatory will use this phenomenon, called gravitational lensing, to study dark matter— an as-yet-unidentified substance that makes up most of the universe’s matter.ESA, NASA, K. SHARON/TEL AVIV UNIVERSITY AND E. OFEK/CALTECH With its capacity to detect faint objects, Rubin […]
Some of these automakers—including Volvo, which will buy from Stegra and rival SSAB—are marketing cars made with the green steel as “fossil-free.” And since cars and trucks also have many parts that are much more expensive than the steel they use, steel that costs the automakers a bit more adds only a little to the […]
In the meantime, here are three technologies that we considered including on the 2025 list but ultimately decided to leave off. Though these nominees didn’t make the cut this year, they’re still worth keeping an eye on. We certainly will be. Virtual power plants Virtual power plants are energy systems that link together many different […]