Overview:  Smart alarm clocks in 2025 focus on calm waking, not loud noise. Light and soft sound now guide the body out of ...

In a first, researchers from the U.S. and Germany excite Thorium-229 in opaque material, advancing optical nuclear clocks.

A night-shift worker finishes at dawn. Their phone says Tuesday, but their body feels like it's Monday. The body's internal ...

Breaking news. Work emails. Unread texts. None of these things should be the last thing you see before going to bed.

There are a lot of Hatch look-alikes on the market. For example, this bestselling $50 sunrise alarm on Amazon has a design ...

A revolutionary achievement could pave the way for smaller, more efficient nuclear clocks. Last year, a research team led by UCLA achieved a milestone scientists had pursued for half a century. They s ...

A research team from the University of California Los Angeles (UCLA), Ludwig Maximilian University of Munich (LMU), and Johannes Gutenberg University Mainz (JGU) has succeeded in exciting the atomic ...

Gradual sunrise simulation wakes your body naturally through light instead of jarring alarms.

A Michigan hospital is asking members of the public to raise their flashlights as well as the spirits of children during the ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Annie Chou Annie Chou is a ...

In 2008, a team of UCLA-led scientists proposed a scheme to use a laser to excite the nucleus of thorium atoms to realize extremely accurate, portable clocks. Last year, they realized this ...

Nuclear clocks are a technology researchers have been working toward for decades. New research in theoretical physics brings them closer to reality.