The Royal Air Force is leaping towards the future with the arrival of new F35 fighter jets but the threats to the UK are shifting fast with a resurgent Russia to the fore, and uncertainty surrounds the UK defence budget. As the RAF marks...

Bringing astrophysics into everyone’s home: That is the goal with NASA’s Roman Space Telescope series “Celestial Sunday.” In this video, astronomer and science communicator Michelle Thaller explains the complex topic of Cosmic...

Good techs understand the many general issues with printers misbehaving. This episode covers a lot of these issues, such as permissions, connectivity (physical/wireless and configuration errors), and mechanical issues. This clip is from...

Inkjet printers offer relatively inexpensive color printing for everyone. Techs need to understand how inkjets work for maintenance and troubleshooting. This episode covers all the components and processes involved. This clip is from the...

Armed with state-of-the-art supercomputer models, scientists have shown that colliding neutron stars can produce the energetic jet required for a gamma-ray burst. Earlier simulations demonstrated that mergers could make black holes....

On Aug. 26, 2020, NASA’s Fermi Gamma-ray Space Telescope detected a pulse of high-energy radiation that turned out to be one for the record books – the shortest gamma-ray burst (GRB) caused by the death of a...

Humanity is a clumsy species. How else can you explain all the times we've almost fumbled our way into extinction. From nuclear false alarms to poisoned crops, here are 10 Times The World Almost Ended By Accident.

That plane is supersonic. How fast do you think that is? In this video we’ll look at the speed of some everyday items. You should already know that speed is a measure of the distance an object travels in a certain time, and that it’s...

The presidential fleet is getting an upgrade with two modern Boeing 747-8is to serve as Air Force One

We all know about D-Day and Dunkirk, but there are still events from World War Two that remain a. From the Battle of Los Angeles to who betrayed Anne Frank, here are 10 Unsolved Mysteries of World War Two.

What are they? Can you guess what they are as the pictures slowly become clearer?A fun video for practicing the grammar structure, 'What are they?' for children learning English, or just for fun. How fast can you guess? Good luck!