Scientists are using lasers, satellites and even sound to determine what is falling from the sky—but the best tool may still ...

Positive curvature, like that on a sphere, implies a finite universe, while zero curvature, as on a flat plane or negative ...

A network of powerful ground-based telescopes captured rare starspot-crossing events on TOI-3884b, revealing cooler patches on the star’s surface and rapid changes tied to its rotation. By combining ...

More than 2,000 years ago, pretty much every educated human knew the Earth was round. There are some pretty obvious clues, after all. If you travel south, you see stars and constellations you’ve never ...

From AR-powered rulers to GPS-based land survey tools, these 8 best measuring apps for iPhone and Android let you measure length, height, area, and even perimeters on the go. Accurate, versatile, and ...

Mastering degree-radian conversions is crucial for trigonometry and calculus. Radians simplify mathematical formulas, especially in calculus where trigonometric function derivatives rely on radian ...

Nick is a Features author who's been writing for fellow tech geeks since 2011. While he's mostly focused on phones, he's also thrilled by cameras and audio gear of all shapes and sizes. On weekends, ...

The Aishbagh Overbridge in Bhopal has been built at a cost of Rs 18 crore. It features a sharp 90-degree turn, prompting criticism from locals and the opposition. An expert said it could become an ...

The regular dodecagon and the blue star inside it both have a side length of 1 unit. What is the area of the star? Show puzzle solution The regular dodecagon with side length 1 above is composed of a ...