A study led by UC Riverside researchers offers a practical fix to one of artificial intelligence's toughest challenges by ...

An extinct animal has been resurrected by cloning for the first time—though the clone died minutes after birth. Findings revealed January 23 in the journal Theriogenology describe the use of frozen ...

It was the second fatal shooting involving federal agents this month in the city during a surge in immigration enforcement. Trump praises UK troops as brave warriors after widespread condemnation U.S.