Since 1805, the number of humans on Earth has skyrocketed from one billion to eight billion. Zoomed out, the growth appears positively parabolic. For everyone alive today, the present population boom ...

As the human population increases and we build more and more infrastructure across the planet, there will be increasing overlap between humans and animals in the next 50 years. About 57 percent of all ...

Sign up for the On Point newsletter here. It took 300,000 years for the human population to grow to one billion souls. We hit that milestone in the early 1800s. And ...

Martin is vice president for marketing at Population Connection, a national grassroots population organization, and lives in Tierrasanta. According to a projection by the United Nations, on Nov. 15, ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A team of scientists from the United States, Italy, and China may ...