Neil deGrasse Tyson: What is Dark Matter? What is Dark Energy?

Science Time · 536K views · 2021 · 10:04

Open on YouTube

Cosmology & astrophysicsother

Why the open web links it

Neil deGrasse Tyson explains dark matter and dark energy with clarity and wit, summarizing current scientific understanding.

Linked by 8 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including listverse.com, redorbit.com, le360.ma, uncommondescent.com, abhinavchetan.com.