We’ve all learned that Earth rotates on its axis as it revolves around the sun, creating the cycle of day and night. But have ...

In 1851, the French physicist Léon Foucault provided an experimental proof of the Earth’s rotation using a pendulum. Although Foucault is best known for this ingenious experiment, he also made ...

In fact, within the next few years the time nerds of the International Earth Rotation Service (IERS), the body that decides when leap seconds should fall, may need to implement an entirely novel ...

It took feats of engineering and deft piloting to map the planet’s topography, an achievement that continues to pay dividends ...

Michael Lotief, President/C.E.O. of Swing Attractors, has identified “moments of rotation” at (1) pitcher’s hand break while loading the pelvis, (2) at pitcher’s release, (3) going into ...

Last week, they solved it by bumping Nestor Cortes to the bullpen before rolling with a six-man rotation for the next turn. The plan was always to return to a five-man group after this week.

A billionaire spacewalker returned to Earth with his crew on Sunday, ending a five-day trip that lifted them higher than anyone has travelled since NASA’s moonwalkers. SpaceX’s capsule ...

The team may even have a semblance of a rotation — at least five guys who could start the next five games. Sure, officially after Monday’s 5-3 victory over the Houston Astros, the Reds only ...

From sea levels to heat to greenhouse gas emissions, the Earth again “shattered” record ... Erin Douglas can be reached at [email protected]. Follow her @erinmdouglas23.

Boeing’s first astronaut mission ended Friday night with an empty capsule landing and two test pilots still in space, left behind until next year because NASA judged their return too risky.

In the days immediately after Ukraine's audacious August 6 cross-border invasion into Russia's Kursk region, the message dominating the airwaves on state-run TV and sympathetic media was this ...

Kick off Denver Arts Week by strolling the galleries on Santa Fe Drive on First Friday in November.