PM2.5 trends in December – February: 2024-25 vs. 2025-26 I Courtesy: Suresh Pokhrel, ICIMOD Kathmandu, Feb 12 – Air quality in Nepal’s Kathmandu Valley showed a brief improvement in December but quickly deteriorated again in…
Uncovering the mechanism of our oldest anesthetic
MIT researchers reveal brainwave changes in patients receiving nitrous oxide, or “laughing gas.” [caption id="attachment_5053" align="alignnone" width="639"] Image: Jose-Luis Olivares/MIT[/caption] CAMBRIDGE, MA-- Nitrous oxide, commonly known as “laughing gas,” has been used in anesthesiology practice since…
Astronomers use cosmic gravity to create a black-hole-scope
[caption id="attachment_5049" align="alignnone" width="625"] Gravitational lensing[/caption] The Integral, Fermi and Swift space observatories have used the magnifying power of a cosmic lens to explore the inner regions of a supermassive black hole. Gamma rays are…
Animal centres used to help predict earthquakes
Chinese scientists are using animals to try to predict when an earthquake may strike, it's reported. [caption id="attachment_5043" align="alignnone" width="660"] Several recent studies observed changes in animal behaviour prior to major quakes[/caption] Seismologists in Nanjing,…
Northwest Sardinia
Description This image over part of the Italian island of Sardinia comes from the very first acquisition by the Sentinel-2A satellite. Launched in the early hours of 23 June, the ‘colour vision’ mission for Europe’s…