By Heidi Harley

science / science - 1 week ago

Nuclear medicine shortages and Jane Goodall on COP29

A shortage of medical isotopes used to detect cancer has experts concerned that the shortfall could be delaying diagnosis and could even be costing lives. Exactly what these nuclear medicines are and how they are made is key to understanding the national scarcity. So, we’re going back to basics and...

science / science - 1 week ago

Skeptical Science New Research for Week #50 2024

Open access notables: Regional Impacts Poorly Constrained by Climate Sensitivity, Swaminathan et al.,& Earth's Future: Climate risk assessments must account for a wide range of possible futures, so scientists often use simulations made by numerous global climate models to explore potential changes...

science / science - 2 weeks ago

How unusual is current post-El Niño warmth?

This is a& re-post from The Climate Brink As I noted& a few months back, despite the end of El Niño conditions in May, global temperatures have remained worryingly elevated. This raises the question of whether this reflects unusual El Niño behavior, or a more persistent change in the u...