Autumn is a fantastic time for a sunrise walk. As the day slowly begins, the crisp air, glowing golden leaves and the gently lifting mist over fields and paths create a moment of calm reflection that ...

Scientists figured out that the universe is billions of years old — after years of reading ancient rocks and dying stars, and ...

Scientists Found 7,000-Year-Old Mummies in the Desert That Don’t Share DNA With Modern Humans ICE's use of full-body ...

Every second of modern life runs on precision — from GPS navigation to the time signals that keep the internet in sync. But ...

Diagnosing cancer and selecting the appropriate therapy depend crucially on how well experts understand the processes in ...

Scientists at TU Wien have uncovered that quantum correlations can stabilize time crystals—structures that oscillate in time ...

Study of Maria Branyas Morera found a youth-leaning gut, low inflammation, rare genes, and slower DNA-based aging—offering ...

Mark your diaries and get out the credit card as the much-anticipated Amazon Big Deal Days returns next week, running from ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star, dubbed M31-V1, was key to showing that the universe extended far beyond ...

Sunsets are earlier, the nights getting longer and the leaves are turning — signs that the clocks are about to fall back for the time change. Here's what to know about the end of daylight saving time ...

Correction & clarification: A prior version of this story misstated the origin of the U.S. law on daylight saving time. Many countries around the world and most of the U.S. still turn the clocks ...

Hark — fall hath come. It’s getting darker outside earlier. The temperatures are getting to a seasonally appropriate level, and people are a-leaf-peeping. You know what that means — PennLive’s annual, ...