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A Japanese company lost contact with its unmanned Hakuto spacecraft moments before touchdown on the moon Wednesday, saying the mission had apparently failed.

Researchers are inching closer to creating human eggs and sperm in the lab that carry a full complement of anyone's DNA. It could revolutionize fertility treatment and raises huge ethical questions.

If you haven’t filed for a child tax credit, now’s the time to do it. A deadline approaches.

UC San Diego's new outdoor amphitheater opens this week with a string of performances, including Death Cab for Cutie, a "Blacktronika" festival, contemporary percussion, Día de los Muertos, drag, giant puppets and "Purple Rain."

Elected officials are (almost) the oldest they have ever been in Washington which is causing discussions over what it means to be fit for office.

X, the company formerly known as Twitter, is suing the Center for Countering Digital Hate, which has documented the spread of hate speech and viral falsehoods on social media.

Now that Elon Musk owns Twitter, some of the social network's users are looking for alternatives. One that's ballooned in the past two weeks is Mastodon.

Students activists stage a "Walkout for Climate" rally and cheer Chancellor Khosla’s desire to eliminate fossil-fuel power on campus by 2030.

A new study finds a 50-fold growth in deaths from combined use of stimulants and opioids. The toxic and contaminated drug supply is to blame.

As oceans get hotter, coral reefs are suffering. Scientists are working on ways to preserve coral by freezing and then reviving them to restore reefs someday.