Proceedings of the National Academy of Sciences, Volume 123, Issue 15, April 2026. SignificanceMany college students experience introductory physics courses as psychologically threatening contexts. Yet, succeeding in these high-stakes gateway courses is necessary to declare majors in engineering and physical sciences. We tested whether …
Last updated: April 16, 2026 01:25 AM
COâ‚‚
431.9ppm
+1.9
/ year
CHâ‚„
1945.85ppb
+8.44
/ year
Temp
+1.48°C
Peak +1.73°C
Population
8.1B
+67M
/ year