For decades, scientists believed ancient humans avoided dense rainforests, treating them as nearly impossible environments ...

The answer is about 117 billion, but the number hides a stranger story. There are 8 billion of us alive today, give or take a ...

We asked readers to share their hopes for what Chicago will be like in 25 years as a complement to our recent 2050 op-ed ...

A stunning fossil discovery in Ethiopia shows that early Homo and a previously unknown Australopithecus species lived together around 2.6 to 2.8 million years ago. The find overturns the classic ...

Structural biologists at the University of Wisconsin-Madison today published cryo-electron microscopy structures of the complete bacterial DNA replication restart complex — a molecular machine that le ...

Scientists retrieved proteins from six teeth unearthed in China that reveal a potential link between Homo erectus and later ...

A study from U.S. and Chinese researchers suggests Neanderthals and early modern humans probably had similar cognitive ...

Over 200 million children will be born in West and Central Africa (AFW) between 2025 and 2050, a major addition to total ...

Donald Trump’s Big Oil bonanza is an environmental disaster — but the industry’s reaction exposes a larger truth about ...

Worldwide inequalities in cervical cancer have been projected to increase dramatically without enhanced HPV prevention ...

Our vision for Chicago 2050 is a workforce ready for the new world of artificial intelligence. With every new headline describing some amazing (or sometimes shocking) AI feat, Chicagoans can be ...