Lithium-rich Bolivia lags behind in race to mine key metal

View of Uyuni, the world’s largest salt flat, in southern Bolivia, on November 9, 2016. In a patch of South America rich in lithium, used to make batteries for electric…

The world is getting smaller for pastoralists facing multiple threats

Africa’s herders are trying to maintain their way of life in the face of rising climate stress, conflict and competition for land In Africa, pastoralism is serious business. There are…

Are ultra-processed foods ‘addictive’? It depends

Although the problem has, at least lately, been pegged to ultra-processed foods, the siren song of cheap, convenient, ubiquitous food isn’t limited to those. Lots of foods that don’t meet…

Fluctuating blood pressure tied to problems with thinking skills in older adults

Credit: Unsplash/CC0 Public Domain Older adults whose blood pressure fluctuates over time may be more likely to have problems with thinking and memory skills, according to a study published in…

Local craftworkers were involved in the repair of roman armour

A hoard of 14kg of Roman mail armour unearthed near the legionary fortress in Bonn, Germany, sheds light on how the Roman army managed repairs and recycling along the empire’s…

AI bias detection tool promises to tackle discrimination in models

Strategic alliance brings high-energy nuclear electric propulsion closer to reality

Rendering of VASIMR in flight around Mars. Credit: Ad Astra Rocket Company Propulsion technologies are the key to exploring the outer solar system, and many organizations have been working on…

‘We are preparing to make history:’ NASA’s Parker Solar Probe gears up for epic sun flyby on Christmas Eve

On Christmas Eve, NASA’s Parker Solar Probe will swoop within 3.8 million miles (6.1 million kilometers) of the sun’s surface at a whopping 430,000 mph (690,000 kph), breaking its own…

Researchers develop spintronics platform for energy-efficient generative AI

(a) Configuration of Gaussian probabilistic bit (g-bit) made of five binary probabilistic bits (p-bits). Photograph of prototype of probabilistic computer with stochastic spintronics devices and FPGA. (c) Measurement result of…

Distinctive Neural Wiring Enhances Memory Storage

Summary: A new study has revealed distinct features of the human hippocampus, a brain region critical for memory storage and retrieval, challenging the assumption that it functions like a scaled-up…