Category today i learned (til)

health, fitness, medicine, environment, ecology, how to learn tricky topics in science and math, new discoveries, news, current events

Janna Levin’s Black Hole Survival Guide

What would happen if you fell into a black hole? It’s a question that you want answered fast. After reading verbose academic articles all semester, Black Hole Survival Guide feels like a breath of fresh air. At a slim 190…

Penitentes

If you wander over to the high-altitude regions of the Andes, you might spot fields of white figures, kneeling as if in prayer. Known as penitentes (based on the Spanish for penitent, one in penance), these are snow formations in…

Coloring Space Green

“It appears a colonization of the moon could become a reality,” state Cornell University researchers R. W. Langhans and D. R. Dreesen hopefully in 1988 – and it would only be a “true colony [if] food could be produced” (Langhans…

All About the April 2024 Eclipse

Eclipses are captivating astronomical phenomena that occur when the alignment of celestial bodies results in one object obscuring another, either partially or entirely. This article explores the two main types of eclipses – lunar and solar – and delves into…

What’s Up (Literally) With Cloud Seeding?

Dubai, one of the richest and driest cities in the world, is flooding. Many have been quick to blame cloud seeding, a climate-engineering strategy the city uses to wrench every drop of moisture it can from its dry air. Is…