Purdue center offers first comprehensive open access database of all clinically tested drugs
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Updates every hour. Last Updated: 28-Oct-2025 06:11 ET (28-Oct-2025 10:11 GMT/UTC)
The Arctic is one of the coldest places on Earth, but in recent decades, the region has been rapidly warming, at a rate three to four times faster than the global average. However, current climate models have been unable to account for this increased pace. Now, researchers at Kyushu University have reported in a study, published April 29 in Ocean-Land-Atmosphere Research, that clouds may be to blame.
Imagine drawing on something as delicate as a living cell — without damaging it. Researchers at the University of Missouri have made this groundbreaking discovery using an unexpected combination of tools: frozen ethanol, electron beams and purple-tinted microbes.
By advancing a method called ice lithography, the team was able to etch incredibly small, detailed patterns directly onto fragile biological surfaces.
Using synchrotron X-ray nanotomography with detailed 3D imaging and in-situ mechanical testing, researchers are peering inside shark skeletons at the nanoscale, revealing a microscopic “sharkitecture” that helps these ancient apex predators withstand extreme physical demands of constant motion. After hundreds of millions of years of evolution, scientists can now finally see how shark cartilage works at the nanoscale – and learn from them.
Based on the CAFE-Brazil datasets, a new study from the Max Planck Institute for Chemistry shows that deep thunderstorm convection over the Amazon rainforest transports BVOCs up to ten to twelve kilometers above the canopy, where they accumulate during the night, before igniting dawn photochemistry in the upper atmosphere. The study is published in the journal Nature Communications.