Search results
Shortly after the Big Bang, conditions were perfect for life. Did aliens emerge long before us?
Salon.com· 1 day agoIt’s a little mind-boggling to think about, but there was a time when no stars existed in the...
UPF vs SPF: What's the Difference and How Much Sun Protection Do You Need?
Outdoor Life· 4 days agoUPF 30 and UPF 50 — look awfully similar to what we’re used to seeing on sunscreens, but do you...
Food has a climate problem: Nitrous oxide emissions are accelerating with growing demand for...
San Francisco Chronicle· 5 days agoAt the heart of this challenge is the prodigious use of fertilizers and a growing global population’s increasing demand for meat. As earth, climate and atmosphericscientists, we track global ...