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  1. 1 day ago · The entrance and destruction of the 500-kt Chelyabinsk asteroid produced a number of observable effects, including light and thermal radiation; acoustic, infrasound, blast, and seismic waves; and release of interplanetary substance. This unexpected and unusual event is the most well-documented bolide airburst, and it attracted worldwide attention.

  2. en.wikipedia.org › wiki › LightningLightning - Wikipedia

    3 days ago · This discharge may produce a wide range of electromagnetic radiation, from heat created by the rapid movement of electrons, to brilliant flashes of visible light in the form of black-body radiation. Lightning causes thunder , a sound from the shock wave which develops as gases in the vicinity of the discharge experience a sudden ...

  3. 1 day ago · December 20, 1968. Trinity was the code name of the first detonation of a nuclear weapon, conducted by the United States Army at 5:29 a.m. MWT [a] (11:29:21 GMT) on July 16, 1945, as part of the Manhattan Project. The test was of an implosion-design plutonium bomb, nicknamed the "gadget", of the same design as the Fat Man bomb later detonated ...

  4. 2 days ago · Laser ablation is the more technical term for the removal of material layers off a solid surface. Laser cleaning is a form of laser ablation and is used as a broader term that refers to the removal of contaminants from surfaces using a laser beam. Laser rust removal is a specific application of laser cleaning, focused on removing corrosive ...

  5. 2 days ago · A sunspot region sitting near disk center released a monumental blast. While only releasing an X5.7 flare, the particle storm and CME released were ones for the record books. Learn more about the...

  6. 2 days ago · The innermost ring arose from dust at a distance of 61,000 light-years – on the other side of our galaxy. GRB221009A is only the seventh gamma-ray burst to display X-ray rings, and it triples ...

  7. 5 days ago · The Skat Blast Super-Pro Magnetic LED light, for example, is designed for cabinets that are 40" wide and larger, such as the SC-45V, SC-40, SC-46, 940-DLX, 960, 960-DLX, 966, and 1436 models. Drill a Hole: Determine the desired location for the light, typically above the window or inside the top of the cabinet.