Source: Wikipedia
There is a particular category of scientific discovery that requires no advanced equipment, no expedition, and no funding: simply noticing that something in front of you does not belong.…
Some scientific questions are hard because the subject is inaccessible. Others are hard because the subject is so familiar that everyone assumes it must already be settled. The zebra falls…
Source: Wikipedia
Some scientific mysteries involve exotic, hard-to-reach subjects: distant stars, deep ocean trenches, particles too small to see. The mystery of the eel is not like that. Eels are ordinary.…
Source: Wikipedia
You've almost certainly heard the idea, and probably used it as a metaphor: lemmings, those small Arctic rodents, are famous for supposedly committing mass suicide, blindly following one another…