Looking to the past to prevent future extinction

A hidden Arctic cave holds secrets about our past and future

In a Major Astronomical Feat, 1.3 Million Quasars Illuminate the Universe’s Past

Dry grasses play a huge role in wildfire season. Rolling fields of red brome, cheatgrass, and other invasive species turn rangelands into dry tinderboxes, make modern fires bigger and hotter than fires of the past, and exacerbate the effects of climate change.