NASA tested laser communications from space with a video of a cat chasing a laser dot! Psyche beamed the video about 19 million miles back to Earth.<b<br/>r/>

Credit: Space.com | footage courtesy: NASA | edited by Steve Spaleta

A Pilatus PC-12 aircraft equipped with a portable laser terminal transmitted 4K video to the International Space Station and back. "Laser communications use infrared light to transmit 10 to 100 times more data faster than radio...

In medicine, we use different types of lasers to fight cancer. In this video, we will learn everything about carbon dioxide (CO2), argon and neodymium: yttrium aluminum garnet (Nd:YAG) lasers and how they are used to treat cancer in a...

GAUDI SAGRADA FAMILIA HUMAN IMAGINATION KNOWS NO BOUNDS, BUT OFTEN THE ABILITY TO REALISE AN IDEA TAKES GENERATIONS. BARCELONA S MOST FAMOUS LANDMARK, THE SAGRADA FAMILIA, OR HOLY FAMILY, CATHEDRAL IS A FINE EXAMPLE OF HOW AN INCREDIBLE...

NASA's Perseverance Rover Series Episode 1. Landing and mission goals on Mars.

NASA's successor to the Deep Space Network, infrared lasers and LCRD.

Un láser es un tipo de amplificador óptico que genera luz en una banda de frecuencias muy estrecha, cuyas ondas electromagnéticas tienen los picos y valles más o menos sincronizados. <br/<br/>>

Twig - Física

Descubre las condiciones concretas que se requieren para que se formen esmeraldas, rubíes y zafiros; y cómo se carece del potencial de desarrollarlos en laboratorios.
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Twig - Ciencias de la Tierra - Geología - Los...

La luz puede ser transportada a largas distancias a través de cables de fibra óptica sin prácticamente pérdida de información. ¿Cómo es esto posible?
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Twig - Física - Las ondas - La lu
z
visible

C
laves...

La luz concentrada puede ser increíblemente potente y útil. Descubre cómo se producen haces de láser controlando la forma cómo los átomos emiten fotones de luz.
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Twig - Física - Las ondas - La lu
z
visible
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En general, los láseres se asocian con la producción de un calor intenso pero algunos científicos los han utilizado para alcanzar las temperaturas más bajas jamás registradas. ¿Han podido alcanzar el cero absoluto?
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In this video, Helen the hippo shares a story about the importance of honesty. When she accidentally eats fruits from a basket that belonged to her new friend Lisa, Helen must decide whether to tell the truth or not. Through her honesty,...

A laser is a type of optical amplifier that produces light within a very narrow frequency band, and with the peaks and troughs of their electromagnetic waves more or less in step.
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A Twig Science
Glossary Film.
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Light can be transported over huge distances via fibre optic cables, losing virtually no information. How is this possible? Physics - Waves - Learning Points. Fibre-optic cables carry information from our phones and computers as light. A...

Discover the specific conditions needed for the formation of emeralds, rubies and sapphires; and how there is now potential to 'grow' them in laboratories. Earth Science - Geology - Learning Points. Emeralds are made from beryllium....

Learn about the noble gas, neon, and its uses.



Chemistry - Periodic Table - Learni

ng Points.

Neon i

s a colourless gas.

When electricity is passed through neon, it produ

ces a bright orange-red...

Concentrated light can be incredibly powerful and useful. Learn how laser beams are produced by controlling how atoms emit photons of light. Physics - Waves - Learning Points. Lasers are photons of the same frequency going in the same...

Lasers are usually associated with heat. But scientists have instead used them to reach the coldest temperature ever recorded. Could they reach absolute zero? Physics - Energy And Radioactivity - Learning Points. Absolute zero is...

Discovered in 1985, Buckminsterfullerene has some fascinating characteristics. What is it and how is it shaping the future of chemistry? Chemistry - Atoms And Bonding - Learning Points. In the 1980s, a new carbon allotraope was found -...

As distinct from spontaneous emission, stimulated emission is the process in which a photon is emitted from an atom or molecule when hit by another photon of the right energy. A Twig Science Glossary Film. Key scientific terms defined in...

Laser eye surgery is a medical procedure that involves the use of a laser to reshape the surface of the eye. The first laser eye surgery or laser sculpting was performed more than 20 years ago. Patients have this laser eye surgery to...

Explore the fascinating transformation of portraiture from traditional methods to cutting-edge 3D technology. Journey with Mac Lesggy as he discovers how modern techniques capture and immortalize human likenesses in crystal blocks,...

Dive into the mesmerizing world of auroras and rainbows with stunning visuals from around the globe. Learn how the collision of charged particles with Earth's atmosphere creates the vivid colors of the aurora borealis and australis,...

Laser printers provide excellent print output on paper in both black and white and full color. Laser printers use a fairly complicated printing process that techs should understand. This episode details the processes and components for...