Q-90.1's Our Universe
- Autor: Vários
- Narrador: Vários
- Editor: Podcast
- Duración: 2:46:26
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Sinopsis
Do you have questions about space, time and the nature of the universe? Join Aurelian Balan, Delta College associate professor of physics, as he uses astronomy and physics to help answer your questions while diving into some amazing topics.
Episodios
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The Physics of Polarizing Sunglasses
02/05/2024 Duración: 03minHave you ever squinted at a shimmering lake or felt blinded by the reflection off a wet road? That's glare, and it's not just uncomfortable – it can make it difficult to see clearly.
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Your Best Chance to See a Nova
08/04/2024 Duración: 03minA nova called T Coronae Borealis erupts every 80 years and your only chance to see it is sometime between right now and September of 2024.
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NASA’s Deep Space Optical Communications Experiment
29/02/2024 Duración: 04minImagine sending massive amounts of data from our spacecraft and receiving high-res video in minutes, not hours or days. It might sound like science fiction, but that's the reality NASA's Deep Space Optical Communications Demo, or DSOC, is aiming for.
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The Radio Spectrum
01/02/2024 Duración: 03minThe radio spectrum is a fascinating realm of invisible energy carrying everything from your favorite radio station to your Wi-Fi connection and beyond. So how does it work?
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The Acceleration Due to Gravity
26/01/2024 Duración: 03minWe’ve all heard this number before – 9.8 m/s² – But what does that really tell us? And what does it have to do with our weight?
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The Mariner Valley of Mars
26/01/2024 Duración: 03minMars is a world of towering mountains, vast plains, and deep canyons. Today, we're going to take a look at one of the most remarkable features on Mars: Valles Marineris or… the Mariner Valley.
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The Most Promising Dark Matter Experiment
19/01/2024 Duración: 04minMost of the universe is made of a type of matter that doesn’t interact with light—dark matter. This is a big deal—throughout history we’ve studied and learned about the universe by observing it, yet we can’t directly observe most of the universe!
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The Elusive Oxygen-28
13/10/2023 Duración: 03minPhysicists have finally detected the elusive oxygen-28 isotope, but the observations are surprising and unexpected.
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Nuclear Fission Reactors
06/10/2023 Duración: 04minIn 1942, a team working on the Manhattan Project were the first scientists to build a nuclear fission reactor, but it was only the first *man-made* fission reactor on Earth.
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Exoplanets
05/05/2023 Duración: 03minHow many planets do we know of outside of our own Solar System? Are any of these planets habitable? How do we even find them?
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Jupiter’s Moon, Io
28/04/2023 Duración: 03minThere is a moon in our Solar System that is considered to be the most volcanically active world that we know of. This Moon is one of Jupiter’s 90+ known moons, and is called Io.
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The Carrington Event
27/03/2023 Duración: 04minOn Sept. 1, 1859, the most intense geomagnetic storm on record caused a planetwide disturbance.
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The Basics About Our Moon
06/02/2023 Duración: 03minEvery now and then the news picks up on something interesting going on with the Moon. We often hear about a supermoon, or a harvest Moon, or my personal favorite the Super Blood Wolf Moon! Let’s dive into what all these terms mean.
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If Earth Had Two Suns
26/01/2023 Duración: 04minEarth orbits the Sun in the habitable zone – a place where liquid water can exist in great quantities on our surface. But how would things change if Earth revolved around two suns, and do we know of any real-life planets that orbit more than one star?
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The Doppler Effect
16/12/2022 Duración: 04minHave you ever noticed how the siren of an ambulance sounds higher in pitch when it’s approaching, and lower when it’s driving away from you? That shift in pitch is related to the Doppler effect – an observed change in the length of a wave due to relative motion between the source and the observer.
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NASA’s Double Asteroid Redirection Test (DART)
09/12/2022 Duración: 03minIn September of 2022 NASA conducted the world’s first planetary defense technology demonstration. NASA’s Double Asteroid Redirection Test demonstrated asteroid deflection by changing an asteroid’s motion in space through kinetic impact.
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The Strong Force
06/10/2022 Duración: 04minThere are four fundamental forces that govern every interaction that happens in the universe and the strong nuclear force is responsible for keeping the nucleus of an atom together.
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Starlink and Space Junk
06/10/2022 Duración: 04minNever before in Earth’s history have we seen such a dramatic increase in the number of artificial satellites, and potential future debris, in orbit around the planet.
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The Power of Lasers
26/09/2022 Duración: 04minWhether or not you realize it, many things you do in your day-to-day life rely on laser technology. Let’s go through how lasers works and some potential applications.
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How Long Do Stars Live?
18/08/2022 Duración: 04minWhat determines how long a star like our Sun lives? It’s been around about four and a half billion years, so why hasn’t it burned out yet? Also, what about all the other stars in our galaxy? How long will they live? Let’s take a look at the lifecycle and lifespan of these celestial powerhouses.