Directing actors for stage and film can be a daunting task, but here are some tips to help you get the best performances for your work.

The only way to know for certain that an object is made of gold is to have it analyzed. But a few do-it-yourself tests can provide enough information to make an educated guess.

Learn how to pick the correct size bathing suit from swimsuit expert Candace Draper in this Howcast video.

Learn how to make gold and silver jewelry from jewelry designer Courtney Gray in this Howcast video.

Learn about all the different kinds of enrichment activities zookeepers use to stimulate a pair of grizzly bear brothers.

Sustainability is a 'guiding principle', says Al Soudah development CEO

Witness a day in the life of two grizzly brothers, Scout and Montana. Their favorite food may not be what you expect.

NASA's Chandra X-ray Observatory team has released several 3D models of celestial onbjects that you can print. Credit: NASA/CXC/A. Hobart

Travel to James Webb Space Telescope's NIRCam and MIRI instrument views of protostar L1527. The protostar is about 100,000 years old. Credit: NASA Goddard Space Flight Center Paul Morris: Lead Producer Thaddeus Cesari: Script Dr....

Welcome back to the FLUCTUS channel for a discussion about how Austrian bell foundries use centuries-old techniques to create ringing works of art. Fluctus is a website and YouTube channel dedicated to sea geeks. Whenever you are curious...

Welcome back to the Fluctus Channel where we delve today into the unnoticed urban operations that are vital for the functioning of our cities. Fluctus is a website and YouTube channel dedicated to sea geeks. Whenever you are curious or...

Welcome back to the FLUCTUS channel to explore waste management operations such as used tire recycling for making pavers, the discarding process of foam-filled tires, and recycling operations for plastic and various other...

Welcome back to the Fluctus Channel. In this episode, we delve into the complex propulsion systems of gigantic ships. Discover the ability of the ship to move in any direction through a propeller directed by the application...

The James Webb Space Telescope has captured imagery of interacting elliptical and spiral galaxies known as Arp 107.<b<br/>r/>

Credit: NASA, ESA, CSA, STScI, Danielle Kirshenblat (STScI)

House tour of Trévon Warren and Zachary Allen, owners and curators of Portmanteau

Pupil outcome: I can describe simple properties of paper and card in my designs. Key learning points: - Card is made of different layers of paper and comes from trees. - Card is used to make greetings cards because it is strong, sturdy,...

Pupil outcome: I can explore different materials to investigate if magnetic force can be blocked. Key learning points: - Magnetic forces can act at a distance when some materials are placed between the magnet and the magnetic material -...

Pupil outcome: I can describe simple properties of everyday materials. Key learning points: - Different materials can be described in different ways. - The describing words we use for a material are called its properties. - We use our...

Pupil outcome: I can find out about how famous scientists investigate waterproof materials. Key learning points: - Scientists think about why different materials are waterproof and not waterproof and how this can help us. - The results...

Pupil outcome: I can name transparent and opaque materials and talk about how they are useful. Key learning points: - The results of an investigation can tell us which materials are transparent and opaque. - Materials can be sorted into...

Pupil outcome: I can describe the timbre of instruments and understand that an instrument’s materials affect its timbre. Key learning points: - We warm up before playing so that we can focus our mind and bodies and be ready to play. -...

How do you maximize the volume of a box with a polynomial function? In this video, we cut the corners off a flat sheet of metal to fold up the box and create an open-top box. We model the volume of said box with a polynomial function...

Refrigerants in heat pumps and air conditioners help move heat, but if they leak, they can cause much more global warming than carbon dioxide. A company called Tradewater collects old refrigerant canisters and safely destroys them to...

Design a device to catch a falling paper rocket in this fun engineering challenge!