/r/askscience
Mark as read: Add to a list
European colonists brought infectious diseases that killed a huge number of Native Americans because they did not have immunity. Did Native Americans also infect colonialists with new diseases? If not, why not?
Mark as read: Add to a list
We are scientists from the Society of Vertebrate Paleontology coming to you from our annual meeting in Toronto, Canada! We study fossils. Ask Us Anything!
Mark as read: Add to a list
Mark as read: Add to a list
Could matter/light escape the event horizon of a relatively tiny black hole under influence of another?
Mark as read: Add to a list
(Math) Do we know everything there is to know about math? Or are there new discoveries being made in mathematics?
Mark as read: Add to a list
Mark as read: Add to a list
If all trees and plants convert CO2 to O2 at different rates, is there a "best" one to plant that does this faster than average?
Mark as read: Add to a list
Mark as read: Add to a list