“I thought nothing could be more cool to show that Mars is a real world orbiting the Sun, just like the Earth, than to have a sundial marking the passage of time there,” said Nye.

Have you ever used a sundial? It's a great way to tell time when no other form of a clock is available. How does it work? The surface of a sundial has markings for each hour of daylight. As the ...

FAIRBANKS - Although decidedly low-tech, the sundial at Weeks Field by Noel Wien Library still marks the winter solstice. On solstice, which this year fell at 2:03 p.m. Sunday, the sun rises in ...

In addition to its use as a sundial and solar power plant, the Arco del Tiempo will host events such as musical performances too. "Tracing the path of the sun across the sky, Arco del Tiempo is ...

At night, the sundial glows, with cut-outs of stars, moon, and planets. Underneath the rock garden lies a time capsule that is to be opened on the city’s 100th birthday in 2051.

The 3,000-year-old sundial would have been adjusted to the changing position of the sun every day, requiring a sophisticated understanding of geometry by the people of the Srubnaya culture.