In maths, a construction is an accurate drawing. Besides constructing triangles, there are two main constructions which can be done using a ruler, a pair of compasses and a pencil: After the ...

Abstract: In this letter, a miniaturized spoof surface plasmon polaritons (SSPPs) low-pass filter with a novel transition structure is proposed. The novel transition structure is designed by two ...

Have you ever watched a mile-long freight train rumble by and wondered how one locomotive can pull more than a hundred fully loaded cars? The locomotive weighs maybe 150 metric tons, and each car is ...

‡ Research Center of Laser Fusion, China Academy of Engineering Physics, Mianyang, Sichuan 621900, China § Science and Technology on Plasma Physics Laboratory, Research Center of Laser Fusion, China ...

I don’t know who invented this crazy challenge, but the idea is to put someone in a carved-out ice bowl and see if they can get out. Check it out! The bowl is shaped like the inside of a sphere, so ...

At the annual Bridges conference, mathematical creativity was on dazzling display. By Siobhan Roberts It’s not much of an exaggeration to say that the Dutch sculptor Rinus Roelofs organizes his life ...

Why it's incredible: The Coral Triangle is home to 76% of known coral species in the world. The Coral Triangle is a tropical marine region between the Pacific and Indian oceans where 76% of Earth's ...

This is an updated version of a story first published on May 5, 2024. For many high school students returning to class, it may seem like geometry and trigonometry were created by the Greeks as a form ...

Kelsey is a Senior Writer for Collider, responsible for lists revolving around TV and movies. A self-proclaimed TV and movie junkie who has been in the digital media space for seven years, Kelsey has ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. What is a triangle? We all know that a triangle is a three-sided shape — 1, 2, 3 sides. A triangle also ...