The Chicago-based Bulletin of the Atomic Scientists, which runs the clock, decided to move the clock one second closer to midnight because of climate change, nuclear threats and biological hazards.

The clock was initially set at seven minutes to midnight and has moved 25 times since then. It can move backwards and forwards, with movement away from midnight showing that people can make positive change. The hands were furthest from midnight in 1991, following the end of the Cold War, according to the Bulletin.

They also don’t directly support behavior change, which Kathryn Ilonka Pollak, PhD, a professor in population health sciences and associate director of Population Sciences in the Duke Cancer Institute in Durham, North Carolina, said is one root cause of the obesity epidemic.

Atomic scientists on Tuesday moved their "Doomsday Clock" closer to midnight than ever before, citing Russian nuclear threats amid its invasion of Ukraine, tensions in other world hot spots, military applications of artificial intelligence and climate change as factors underlying the risks of global catastrophe.

The Trump administration’s order freezing federal grants and loans is a wakeup call for researchers at Illinois’ largest universities, which benefit from hundreds of millions of dollars in federal funding to support research and other initiatives.

The ABC 7 I-Team first reported on the case Tuesday, and the man's new arrest comes after nationwide uproar over the magistrate judge's order for release. Edward Martinez-Cermeno, 24, was first arrested in Schaumburg Sunday on a misdemeanor charge of illegally entering the United States back in 2023.

History books can only cover so much, and most of us haven’t cracked one open since we were in college. But if you want to learn about some fascinating moments from the past, accompanied by captivating images,

Academics Learning at Harvard can happen for every type of learner, at any phase of life.

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Rather than relying on a cheek swab or a little blood, however, these cosmic DNA tests utilize tiny ripples in the fabric of spacetime called gravitational waves, first proposed by Albert Einstein 110 years ago.

The film discusses the pivotal role of physicist Enrico Fermi during World War II, particularly in the development of nuclear energy and the atomic bomb. It details his collaboration with other scientists,

The Bulletin of the Atomic Scientists has moved its Doomsday Clock forward for 2025, announcing that it is now set to 89 seconds to midnight –— the closest it’s ever been to catastrophe.