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Little Foot
The Little Foot skeleton was discovered in the 1990s in a cave in South Africa and is the most intact ancient skeleton of any human ancestor. (Photo/Paul John Myburgh, courtesy of the University of the Witwatersrand, Johannesburg, South Africa)

Analysis of famous fossil helps unlock when humans and apes diverged

The USC-led study examined the shoulder assembly of Little Foot, an Australopithecus that lived more than 3 million years ago, and may have confirmed how our human ancestors used their arms.

flares health risks USC research
This map shows the density of flares near oil- and gas-rich fracking sites: (1) Williston, (2) Powder River, (3) Denver, (4) Anadarko, (5) Permian, (6) Western Gulf, (7) TX-LA-MS Salt and (8) Appalachian basins. (Graphic/Courtesy of Keck School of Medicine of USC and the UCLA Fielding School of Public Health)

Health risk? More than 500,000 Americans live within 3 miles of natural gas flares

A USC-UCLA study offers a nationwide assessment of the population facing exposure risks from burned-off, excess natural gas at oil and gas production sites.