Russia’s Invasion of Ukraine Adds Urgency to Europe’s Green Power Transition

Russia’s invasion of Ukraine is expected to add more urgency to Europe’s efforts to break its dependence on Russian oil and gas, as well as compel Europe to accelerate its transition to cleaner energy, say experts and E.U. officials. But those efforts won’t come quickly or easily. And they’ll involve some difficult compromises. Discussions about … Read more

Oil giants accused of greenwashing for failure over energy transition

An analysis of BP, Shell, Chevron and ExxonMobil finds a mismatch between their rhetoric on low-carbon energy and their actions and spending Environment 16 February 2022 By Adam Vaughan Oil rigs at Cromarty Firth in Invergordon, UK Shutterstock / James Jones Jr Four of the world’s biggest oil companies have been accused of greenwashing for … Read more

Physicists Have Observed a Strange New Kind of Transition in Electronic Crystals

As basic science teaches us, changes in temperature can result in phase transitions in materials – like when water solidifies as ice in the freezing cold. However, in some cases the temperature that triggers the change is different depending on whether the material is cooling down or warming up. This is known as a hysteresis … Read more

For The First Time, We’ve Seen a Red Giant Star Transition Into a Supernova

We’re seeing many spectacular sights out in space as our telescopes become more powerful, but there’s a new contender for the most exciting one yet: According to researchers, we’ve observed a red supergiant star exploding into a supernova for the first time.   Supernova (SN) 2020tlf, to give it its technical name, was watched for … Read more