Hawaii Science Journal

"The second X chromosome helps women stave off cognitive decline." Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 06 March 2025, 2228 UTC. Content and Source:  https://www.nature.com. Please check link or scroll down to read your selections.  Thanks for joining us today. Russ Roberts (https://hawaiisciencejournal.blogspot.com).   View this email in your browser Thursday 6 March 2025 Hello  Nature  readers, Today we hear that the US National Institutes of Health are terminating swathes of diversity- and climate-related grants. Plus, we learn that bone tools have been around for much longer than we thought and that the second X chromosome in female cells isn’t so silent after all. Women usually have two X chromosomes (shown here in an artist’s rendering), and one of them is inactivated early in development.  (Cavallini James/BSIP/Alamy) The second X chromosome does make noise The second X...

"Plants losing appetite for carbon dioxide amid effects of warming climate." Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 26 February 2025, 1636 UTC. Content and Source:  https://www.theguardian.com. Please check link or scroll down to read your selections.  Thanks for joining us today. Russ Roberts (https://hawaiisciencejournal.net).   Science | The Guardian 14 Most popular Plants losing appetite for carbon dioxide amid effects of warming climate 95 Science | The Guardian  /  7h Earth’s plants and soils reached peak carbon dioxide sequestration in 2008 but proportion absorbed has been declining since, study finds Our planet is losing its appetite for mopping up carbon dioxide. Analysis of atmospheric carbon dioxide measurements show that Earth’s plants and soils reached peak carbon dioxide sequestration in 2008 and absorption has been declining ever since. Passing this t US climate resear...