By associating with early humans, dogs enjoyed new foods and the relative safety of human camps. Eventually, dogs traveled the world with their two-legged masters.
Project Nightflight in Austria has a new web platform, presenting not just astrophotos, but also the sounds they heard while capturing them. It's wonderful.
When did our human population reach one billion? How long to add each billion after that, to bring us to the 7+ billion humans on Earth today? What's next?
The idea we will all weigh less and even experience a floating sensation due to a planetary alignment on January 4, 2015 (#zeroday) is entirely false. Sigh.
By 2050, most of the U.S. coast is likely to see 30 or more days of flooding a year due to dramatically accelerating impacts from sea level rise, says a new study.
There's a unique collage of more than 100 trillion microorganisms living on and in you that are essential to your life and part of what makes you, well, you. It's your microbiome.