NASA
Supercharging the Radiation Belts
On March 17, 2015, an interplanetary shock – a shockwave created by the driving force of a coronal mass ejection, or CME, from the sun – struck the outermost radiation belt, triggering the greatest geomagnetic storm of the preceding...
NASA
NASA's Guide To Black Hole Safety
Have you ever thought about visiting a black hole? We sure hope not. However, if you're absolutely convinced that a black hole is your ideal vacation spot, watch this video before you blast off to learn more about them and (more...
NASA
NASA | An Introduction to Aqua
The first in a series of episodes looking at the instruments and applications of the Aqua satellite.
NASA
Parker Solar Probe Trailer
Parker Solar Probe is NASA's mission to the Sun. The spacecraft will launch summer 2018. Music credit: Luminous Skies [Underscore] by Andrew Prahlow Credit: NASA's Goddard Space Flight Center Genna Duberstein (USRA): Lead Producer Steve...
NASA
NASA | Van Allen Probes Reveal Previously Undetected Radiation Belt Around Earth
These two nearly identical spacecraft launched in August 2012 and with only six months in operation, they may well be rewriting science textbooks. The probes study the Van Allen belts, gigantic radiation belts surrounding Earth, which...
Higgsino Physics
Why you can live in Hiroshima but not in Chernobyl
Radiation and fallout in Hiroshima vs in the Chernobyl accident. Hiroshima and Chernobyl both suffered a major atomic disaster, where radioactive atoms was released. Hiroshima was nuked by the uranium fissile atomic bomb, little boy with...
NASA
NASA | Scientists Answer Top Space Weather Questions, Part II
NASA scientists answer some common questions about the sun, space weather, and how they affect the Earth. This is a two-part series. Part Two addresses: 1. Do all flares and CMEs affect the Earth? 2. What happens when a flare or CME hits...
Curated Video
Hazards of Radioactivity: Types of Ionizing Radiation and their Impact on Living Organisms
The video is a lecture on the hazards of radioactivity. It discusses the four main types of ionizing radiation (alpha particles, beta particles, gamma rays, and neutrons), how ionizing radiation can cause tissue damage in living...
NASA
NASA | Glory: Glory's Suncatcher
The Sun's energy is one of the biggest forcings on Earth's climate, and for years satellites have measured total solar irradiance. Glory will continue collection of this critical climate data, which will contribute to the long-term...
NASA
NASA's Van Allen Probes Find Human-Made Bubble Shrouding Earth
Humans have long been shaping Earth's landscape, but now scientists know we can shape our near-space environment as well. A certain type of communications -- very low frequency, or VLF, radio communications -- have been found to interact...
NASA
Apollo Moon Soil Radiation Experiment
When a stream of charged particles known as the solar wind careens into the Moon’s surface at nearly 280 miles per second (450 kilometers per second), it enriches it in ingredients that could make water. Planetary scientists Jason McLain...
NASA
NASA | AR1520's Parting Shot - July 19 M7.7 Flare
Sun Sends Out Moderate Solar Flare The sun emitted a moderate solar flare on July 19, 2012, beginning at 1:13 AM EDT and peaking at 1:58 AM. Solar flares are gigantic bursts of radiation that cannot pass through Earth's atmosphere to...
Curated Video
Neutron Stars Explained in Simple Words for Laymen
Neutron stars are formed from the core of some starrs. Neutron stars generally have a radius of only around 12 km. With masses exceeding 1.4 times that of the Sun, these are some of the densest objects in the Universe. A tablespoonful of...
Science ABC
What Happens if You Die in Space?
Depending on the circumstances of death in space, the body could be frozen, dried out, slowly rotting, or decomposing normally. With the increasing interest in space travel, it's important to consider the possibility of death in space...
Curated Video
Applications of Ionizing Radiation: Uses of Radioactivity for Our Benefit
The video discusses various applications of ionizing radiation in our daily life, including irradiation of food, sterilization of equipment, smoke alarms, thickness gauging, and medical applications like tracers, PET scanners, and cancer...
Curated Video
Black Body Radiation: Understanding the Relationship Between Temperature and Electromagnetic Radiation Emission and Absorption
This video discusses the relationship between the temperature of a body and the rate at which it emits and absorbs electromagnetic radiation, particularly infrared radiation. The video explains how the relative rates of emission and...
Curated Video
Exploring the Technology Behind Full Body Scanners
A body scanner is a security device used in commercial airlines to detect metallic and non-metallic threats. There are two types of scanners, one using X-rays and the other using millimeter wave technology. Understand the differences...
Learning Mole
Mars
This animated video is all about the Red Planet - Mars. Students will love this engaging and interactive video.
ProTeachersVideo
Great Lesson Ideas: Physics - Radiation Officer
A secondary physics teacher uses role play to liven-up her KS4 lesson on radiation and smoke alarms, by dressing up as a radiation officer, in this engaging pedagogy video. She starts by asking her Year 10 pupils to consider how a smoke...
FuseSchool
Types Of Radiation
Learn about the different types of radiation in this physics video from the virtual school. Alpha particles, beta particles and gamma rays... what are they and how do they differ?
Introducing 'Alpha Man', 'Beta Boy' and 'The Great Gamma'!
Curated Video
What If Something Travels Faster Than The Speed Of Light?
Can anything travel faster than the speed of light? Is it even possible for something to undertake the “speed of light” travel? And what if something can actually travel faster than light? What is Cherenkov radiation and how is it...
Espresso Media
Chernobyl: The Story of the Chernobyl Arch
Chernobyl part 4/7: This video explores the construction of the world's largest land-based movable object, the arch that covers the Chernobyl nuclear reactor. It covers the challenges faced by the French engineering consortium that won...
Next Animation Studio
Microwave weapons ‘were probably used’ against US diplomats
A new report by a US National Academy of Sciences committee has found that “directed” microwave radiation is the likely cause of illnesses among American diplomats in Cuba and China.
Next Animation Studio
Moon Had ‘Magnetic Field That Protected Earth’
Scientists say they’re finding clues that support a theory that the early moon and Earth’s magnetospheres combined