Toilet paper has a proud tradition that dates back to Ancient ... device displays digital numbers on the ground in the form of shadows. Due to inherent limitations, this sundial can only track ...

In the chapter Measurement of Time and Motion, the book explains how ancient India used both shadows and water clocks to measure time. It mentions that the earliest reference to shadow-based time ...

Clocks on Earth are ticking a bit more regularly thanks to NIST-F4, a new atomic clock at the National Institute of Standards ...

The National Institute of Standards and Technology's new cesium fountain clock is one of the most precise atomic clocks ever ...

"In the early days of our planet, volcanic rocks erupted on the ocean floor and were then altered by hot water as they cooled down and solidified. Over time ... Australia's ancient rocks, which ...

Cannabis, a plant with roots stretching back thousands of years, has journeyed from ancient rituals to modern boardrooms, evolving into a burgeoning industry. Let’s embark on a time-traveling ...

A solution of lemon, sugar, and salt in water also works to prevent dehydration ... But if you drink lemonade at the wrong time, then you will not be able to get all these benefits.

Grimmer Construction, of Highland, is replacing ancient ... the first time in nearly 30 years. U.S. Rep. Frank Mrvan tells a crowd at the groundbreaking for a nearly $4 million water main ...

SYDNEY, April 18 (Xinhua) -- Scientists' discovery of strong evidence of ancient, water-rich environments ... formed during different time periods -- one mineral layer formed just below the ...