Mental Floss

ENVIRONMENT

istock

Wilderness landscapes cease to be wilderness not when humans settle there (many indigenous peoples help preserve rather than erode wilderness), but when humans disturb ecosystems with land conversion, industrial activity, or large-scale infrastructure pro

Anna Green
















© CDO courtesy of the University of Arizona

Taber MacCallum and Jane Poynter witnessed the most affecting solar eclipse of their lives in 1992. That's because as they watched the Sun disappear behind the Moon’s shadow, they were also watching their oxygen supplies slipping away.

Anna Nowogrodzki