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…
Drug inhibits infection with cause of watery diarrhea
Understanding mechanism of Cryptosporidium infection will support drug development [caption id="attachment_5113" align="alignright" width="300"] (Upper) Life cycle of Cryptosporidium. (Bottom) Inhibitory efficacy of heparin on Cryptosporidium infection is concentration dependent (increases with concentration). © 2015 Kentaro…
Blood-red scars and veins on Europa
Description Jupiter’s moon Europa is a bizarre place. There is something undeniably biological about this image, sent back by NASA’s Galileo spacecraft – the moon is scarred by deep red gashes, resembling the vibrant red…
Spiders, Known to Fly, Also Adept Sailors
[caption id="attachment_5106" align="alignright" width="225"] Spider behavior on water surface. Sailing behavior: linyphiid (a, c) and tetragnathid (b, d) spiders moving on the water surface with their legs (a, b) or abdomen (c, d) used as…
Luca Parmitano: This Year’s Captain Nemo
[caption id="attachment_5097" align="alignright" width="305"] Aquanaut on NEEMO waterwalk[/caption] ESA astronaut Luca Parmitano is to lead NASA’s 20th underwater astronaut training mission this month. Starting on 20 July, the 14-day NASA Extreme Environment Mission Operations sortie,…