Science
How Exercise Helps Build Stronger Bones
Bone is living tissue. Three sessions a week at a decent intensity, and it remodels itself around the load.
Hyunji Song/Jun 2026
CRISPR, nitroplasts, bones, sleep, 순공시간 — science that shows up in a Valor week.
09 stories
First impressions, conformity, procrastination, the peak-end rule at the close of a year.
The whole deskA survival mechanism that still runs, and still gets people wrong.
You will not remember every quiz. You will remember the peak and the ending — which is why June feels like this.
Why do people pretend to like people they secretly dislike?
The limbic system versus the prefrontal cortex. Procrastination is not laziness — it is emotional regulation.
Foot-in-the-door and door-in-the-face. Your friends use both, and so do advertisements.
The laptop is open, the highlighter is uncapped, and an hour later nothing has been learned.
