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Responsible political judgment requires reflection and reflection takes time.

Evolution is often depicted as a steady forward march from simple to complex forms. But new research shows that certain ferns can evolve 'backward.'

PFAS are made up of a chain of incredibly strong carbon-fluorine bonds, which make them difficult to break down.

Insurers in many ways are the face of US health care, which may help explain the public reaction to the murder of an insurance executive.

Composer Quincy Jones, who died in November 2024, was a titan of 20th-century American music. So why don't music majors study his work?

You may call him Santa Claus, but the bearded guy in the red suit is a man known by many names. That doesn't make him disreputable, just a reflection of changing American culture.

Being presented with facts doesn't do much good if you don't feel like your core values are respected. That's especially true when it comes to health care decisions.

In 1972, a South Korean president instigated a self-coup and succeeded. Understanding why - and why the latest attempt failed - helps explain how far the country's democracy has progressed and how fragile it could become.

Nearly 10% of the planet's human inhabitants live within 3.1 miles of the coast where the risk of climate disasters is often highest.

It's a good idea to make sure your spacecraft can take the heat that comes with reentering Earth's atmosphere before you put people in it.