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The delays in routine cancer screenings is leading to more advanced cancers that are harder to treat.

Electric vehicles and other new technologies that may help alleviate climate change sometimes rely on rare metals and minerals that can be found at the bottom of the ocean.

In remarks before a virtual Global COVID-19 Summit, President Biden has commemorated 1 million American lives lost to the virus.

The Eastern Ukrainian city has been under siege by Russian troops for months.

Over the past 10 years, the Ukrainian band brought their music from their home at an experimental theater in Kyiv to audiences around the world

The memory of aging mice improved when they received a substance found in the spinal fluid of young animals and people.

The leaked draft of a Supreme Court opinion that would overturn Roe v. Wade has fueled speculation and concern about what could come next — and what else Republican-controlled states might try to restrict.

Forty years ago, two astronomers heard noise on a radio telescope that bolstered the Big Bang theory of the universe's origins. Arno Penzias and Robert Wilson recall their Nobel Prize-winning discovery.

More older adults and people with disabilities are choosing to stay in their homes. But a shortage of home health aides is making it increasingly difficult to do so.

The largest of the seven wildfires has already burned more than 200,000 acres. And tens of thousands of residents have been forced to evacuate.