Your Daily Dose of Knowledge
Three new facts, delivered daily.
spacecraft
Voyager 1 entered interstellar space in 2012.
Launched in 1977, Voyager 1 is the most distant human-made object, crossing the heliopause and now traveling through the interstellar medium.
architecture
The Great Pyramid of Giza was originally coated with polished white limestone, giving it a gleaming appearance.
The outer casing stones, now largely eroded, reflected sunlight and made the pyramid visible from great distances.
microbiology
The human gut microbiome contains more bacterial cells than human cells.
These microbes outnumber human cells by roughly 10 to 1 and play crucial roles in digestion, immunity, and metabolism.
1 / 3
Time until next facts: