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Sharks have had a tough time since the 1970s, when overfishing, habitat loss and a growing trade in their fins began to cut their populations. 'Jaws' didn't help.

A few hundred extra dollars a month would go a long way for many Coloradans.

Sharks have had a tough time since the 1970s, when overfishing, habitat loss and a growing trade in their fins began to cut their populations. 'Jaws' didn't help.

US coins showcase American identity and public memory through their designs. The America 250 coins just unveiled reflect the nation's divided politics and history.

Reluctance to address settler violence is the outcome of deep social, political and cultural changes, a scholar of Israeli extremist groups argues.

Venezuela relies on the black-market oil trade for a large chunk of its revenue. US enforcement actions may push down the price it can charge, further squeezing the country's economy.

A university president who's a former federal judge looks at the rule of law and the Trump administration's first year, concluding the president 'simply lacks respect for our system of justice.'

Interbreeding across species lines is one way helpful genes can spread into a bird population.

A diverse team of researchers, concerned that the global elder care crisis cannot be addressed by the market or the state alone, are seeking creative solutions.

Many health symptoms can be caused by multiple illnesses - if AI can't tell the difference between them, it won't be able to operate accurately without human oversight.