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Jun 6, 2025

Prime numbers, the building blocks of mathematics, have fascinated for centuries − now technology is revolutionizing the search for them

Ph. Prime numbers are numbers that are not products of smaller whole numbers. Jeremiah Bartz Jeremiah Bartz, University of North Dakota A shard of smooth bone etched with irregular marks dating back 20,000 years puzzled archaeologists until they noticed something unique – the etchings, lines like tally marks, may have represented prime numbers.

Jun 2, 2025

Reclaiming urban spaces: how cities are welcoming nature back

In an industrial quarter outside Buenos Aires, a hummingbird hovers over a vibrant bed of plants and flowers. Two years ago, the area was a stretch of grey streets and factory units. Today, EU-funded researchers are bringing nature to urban Argentina, in a collaboration between European and Latin American cities. The pavements of

May 26, 2025

Metrology matters: the hidden science driving the green and digital transition

As Europe ramps up efforts to transition to a greener economy, hydrogen is taking centre stage as a clean energy solution, particularly for decarbonising sectors like transport and heavy industry. But turning hydrogen into a reliable, large-scale energy source depends on something deceptively simple: the ability to measure it accurately as it moves

Mar 26, 2025

Looking to the skies to navigate icy waters

Nicolas ‘Niko’ Dubreuil, a veteran polar explorer with over three decades of experience in the Arctic, knows first-hand the dangers of navigating the region’s icy landscapes. In 2001, while trekking on an icepack in Greenland, he suffered a severe fall, sustaining major injuries. Instead of being deterred though, the experience left him captivated

Mar 24, 2025

Dinosaur tracks, made 140 million years ago, have been found for the first time in South Africa’s Western Cape

Guy Plint examines one of the dinosaur tracks, which is above his head. Annemarie Plint, CC BY-NC-ND Guy Plint, Western University and Charles Helm, Nelson Mandela University Dinosaurs have captured people’s imagination ever since their bones and teeth were first scientifically described in 1822 by geologist and palaeontologist Gideon Mantell in England. Dinosaur