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Mar 12, 2025

Pause in aid has introduced uncertainty into Ukraine’s military planning − forever changing its war calculus

Ph. Is the Sun setting on Ukraine’s offensive capabilities? Diego Herrera Carcedo/Anadolu via Getty Images Benjamin Jensen, American University School of International Service War is a numbers game. Each side involved must marshal the supplies, troops and firepower needed to sustain the fight, thwart advancing armies and, hopefully, prevail. But it’s also a

Mar 11, 2025

Why a US minerals deal with Ukraine won’t deter Russian aggression

Patrick E. Shea, University of Glasgow The US vice-president, J.D. Vance, recently told Fox News that “the very best security guarantee” to prevent Russia from invading Ukraine again was “to give Americans economic upside in the future of Ukraine”. The implication is that the much-debated minerals deal, in which an investment fund managed

Mar 4, 2025

Making English the official US language can’t erase the fact that the US has millions of Spanish speakers and a long multilingual history

Daniel J. Olson, Purdue University English should be the official language of the United States, says a new executive order signed by President Donald Trump on March 1, 2025. The move follows the Trump administration’s termination of the Spanish-language version of the White House website and its Spanish-language account on X, formerly Twitter.

Mar 3, 2025

New lease of life: transforming biowaste into a valuable resource

Central Macedonia, a region on the northern mainland of Greece, is an important producer of food. It generates a quarter of the country’s agricultural output and is the source of much of Greece’s table olives, peaches, wine and dairy products. But this productivity also results in large amounts of agricultural waste.  EU-funded researchers

Feb 28, 2025

Climate change could make more turtles female – but some are starting to adapt

Ph. A loggerhead turtle nesting. Mollie Rickwood, CC BY-NC-ND Mollie Rickwood, University of Exeter; Annette Broderick, University of Exeter, and Robin Snape, University of Exeter Rising global temperatures are a particularly acute threat for the world’s sea turtles. That’s because the temperature of a turtle’s nest controls the sex of their offspring. Coming