About 300 Americans a year give a kidney to a complete stranger. Research says these people have a larger amygdala -- perhaps making them feel others' pain more than the average person.
Long before the new movie Wicked made a sympathetic character of the Wicked Witch of the West, she was played by actress Margaret Hamilton in the classic film, The Wizard of Oz.
President-elect Trump has promised to "unleash" U.S. oil and gas production. Many Republicans embrace an "all of the above" energy philosophy that nods to both fossil fuels and renewable energy.
Russian strikes continue to destroy Ukraine's power grid, prompting nation-wide power cuts while temperatures drop. Workers at a damaged plant try to restore its operation before the winter freeze.
In the Philippines, the Vice President gave a kill order in the event of her death. Her target: President Ferdinand Marcos. Sara Duterte is now under investigation after announcing this.
In Washington state this past election, voters upheld one of the most ambitious climate laws in the U.S., rejecting a voter initiative to repeal it. Climate activists hope this could be a blueprint.
British lawmakers on Friday will be given the chance to vote on plans to permit people with terminal illnesses the legal right to end their own life. The law's language has divided parliament.