On Earth, knowing the time feels simple. Your phone pings the same second as a GPS satellite and an atomic clock in a lab.

Scientists found that hair grows because surrounding cells pull each strand upward. New imaging uncovered hidden motion ...

Scientists found 3.3 billion-year-old biosignatures in ancient meteorites and fossils—a billion years older than we thought possible.

A new interactive guide identifies the most effective actions you can take for the climate. The interest has been so great ...

Ancient Chinese astronomers observed a solar eclipse in 709 BCE with remarkable detail. These old records are now helping ...

Gravity and motion make time pass faster on Mars than Earth, reshaping navigation, communication, and future crewed missions.

In a world run by computers, there is one algorithm that stands above all the rest. It powers search engines, encrypts your ...

A new study led by Southwest Research Institute (SwRI) links quasi-periodic pulsations (QPPs) in solar flares to dynamic ...

For thirty years, SOHO has watched the Sun from a stable perch in space, revealing the inner workings of our star and ...

A NASA planetary scientist has proposed what may be the first scientifically sound explanation for the mysterious Star of Bethlehem that guided the three wise men to the infant Jesus over two ...

When you think of the tallest mountains on Earth, Mount Everest probably comes to mind. But what if we told you that the real ...

Delhi’s pollution control measures continue to rely on emission source data from 2018, with most recent study based on real-time data yet to be approved.