Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

Knots are generally understood to form due to twists and turns of long, flexible materials that keep shoes on your feet or ...

A long-simmering disagreement over the universe’s present-day expansion rate shows no signs of resolution, leaving experts ...

Light can tie knots—literally. Engineers at Duke University have managed to manipulate laser beams to form intricate 3D patterns called optical knots, using custom-designed optics. These twisted beams ...

Bacteria can be engineered to sense a variety of molecules, such as pollutants or soil nutrients. In most cases, however, ...

"The extent of the tail is gargantuan, stretching up to 9 million kilometers [5.6 million miles] long," said MIT astronomer Marc Hon.

Zoom in and measure the exact distance with the best rangefinder binoculars ... Their glass boasts 91% light transition so you get sharp images from edge to edge.

Here are some good deals on bits, blades, measuring tools ... Oxide Metal Drill Bits with Included Case for Applications in Light-Gauge Metal, Wood, Plastic Saw blades can be expensive, but ...

Dr Nikku Madhusudhan's team detects signs of life on exoplanet K2-18b using James Webb Space Telescope, marking a historic ...

But these cables absorb photons, limiting the distance over which the signal can travel. Because light is absorbed at ... with those used by the receiver to measure the pulses, the two parties ...

According to his Cambridge University profile, he is widely known for pioneering the inverse techniques to measure ... 124 light years? How far away is this exoplanet? A light-year is the distance ...