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Explore Alliance Presents: How Do You KNOW? – Episode #13: 'The Roche Effect'
Explore Scientific LLCThe French mathematician and astronomer, Edouard Roche, is most famous for his work on celestial mechanics and his discovery of t...
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Explore Alliance Presents: How Do You KNOW? – Episode #14: 'The Doomed Moons of Mars'
Explore Scientific LLCWe all know that the gravitational field of any moon causes tides on its home planet. The height of the tide for a moon also depends upon the natur...
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Explore Alliance Presents: How Do You KNOW? – Episode #15: 'Identifying and Classifying Moons'
Explore Scientific LLCIn August of 2006 the International Astronomical Union famously downgraded Pluto, which was considered the 9th planet in our solar system, to be re...
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Explore Alliance Presents: How Do You KNOW? – Episode #16: 'The Origin of the Moon'
Explore Scientific LLCIf you study science long enough, you eventually discover that Galileo was right about the constantly changing nature of scientific knowledge. Y...
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Explore Alliance Presents: How Do You KNOW? – Episode #17: 'Measuring the Earth’s Rotation'
Explore Scientific LLCThere is a misconception that ‘doing real astronomy’ is difficult and expensive, only highly trained and generously funded people can do it; ...
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Explore Alliance Presents: How Do You KNOW? – Episode #18: 'Mapping Constellations'
Explore Scientific LLCHumans have attempted to map the stars in the sky since antiquity. The earliest Western catalog of stars was created by the Greek astronomer...
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Explore Alliance Presents: How Do You KNOW? – Episode #19: 'Real and Fake'
Explore Scientific LLCFact, Hypothesis, Theory There is a distinct hierarchy in science that distinguishes facts, hypotheses, and theories. We misunderstand and ...
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Explore Alliance Presents: How Do You KNOW? – Episode #20: 'The Dying Planet'
Explore Scientific LLCMars - The Dying Planet Astronomers have been exploring Mars with telescopes for four centuries, and the fascination of the red planet with its ...
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Explore Alliance Presents: How Do You KNOW? – Episode #21: 'The Origin of Life'
Explore Scientific LLCRussian biologist A. P. Oparin and Scottish biologist J. B. S. Haldane both proposed an early reducing atmosphere on Earth consisting of hydr...
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Explore Alliance Presents: How Do You KNOW? – Episode #22: 'The Viking Experiments'
Explore Scientific LLCThe Viking Experiments In the early 1960’s, long before humans had left low Earth orbit, NASA was planning a mission to Mars that would soft-...
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Explore Alliance Presents: How Do You KNOW? – Episode #23: 'Sketching Saturn'
Explore Scientific LLCSketching Saturn: The Box and Rectangle Method The first discoveries the system of the rings and moons around Saturn predate photographic tec...
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Explore Alliance Presents: How Do You KNOW? – Episode #24: 'Capturing and Identifying Saturn’s Moons'
Explore Scientific LLCSaturn has 7 major moons and more than 70 known moonlets. For the amateur astronomer, detecting and identifying these major moons is a challe...
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Explore Alliance Presents: How Do You KNOW? – Episode #26: 'Quenched Galaxies'
Explore Scientific LLCWe normally think of galaxies as some of the largest, brightest structures in the universe – but that isn’t always true. It is star formation t...
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Explore Alliance Presents: How Do You KNOW? – Episode #27: 'Ultra Diffuse Galaxies'
Explore Scientific LLCUltra-diffuse galaxies are generally quenched dwarf galaxies with no gas reservoirs, they are therefore unable to form new stars; as a result, ...
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Explore Alliance Presents: How Do You KNOW? – Episode #28: 'Dark Matter Part 1'
Explore Scientific LLCThe universe has always been mysterious and strange to us, but in fact it may be stranger than we can ever fathom. In this episode of How Do You...
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Explore Alliance Presents: How Do You KNOW? – Episode #29: 'Dark Matter Part 2'
Explore Scientific LLCIn the second part of Dr. Barth's discussion on dark matter, he touches on why did galaxies form, the missing matter problem, and the Great Attr...
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Explore Alliance Presents: How Do You KNOW? – Episode #30: 'There is NO Debate in Science'
Explore Scientific LLCIn this episode, Dr. Barth discusses the the difference between persuading someone to accept your opinion in an argument and arguing from eviden...
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Explore Alliance Presents: How Do You KNOW? – Episode #31: 'Hit, Run, and Return!'
Explore Scientific LLCThe creation of Earth's Moon is an age old question. There are pre-Apollo mission theories, of which three of the most popular ones will be d...
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Explore Alliance Presents: How Do You KNOW? – Episode #32: 'Living On Mars'
Explore Scientific LLCIt's estimated that we will colonize Mars by 2050. The challenges to make it happen are daunting. Dr. Barth touches on some of the problems tha...
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Explore Alliance Presents: How Do You KNOW? – Episode #33: 'Three Rings of Planetary Formation'
Explore Scientific LLCDr. Daniel Barth returns with the 33rd episode of 'How Do You KNOW?' to discuss the Three Ring Theory that explains the formation of our solar s...
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Explore Alliance Presents: How Do You KNOW? – Episode #34: 'Meet the James Webb Space Telescope'
Explore Scientific LLCDr. Daniel Barth gives us an overview of and will answer your questions about the James Webb Space Telescope in this 34th Episode of How Do You ...
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Explore Scientific Radio Controlled Projection Clock
Explore ScientificFeatures Projection Clock Radio Controlled Digital Time Display Clock with NIST WWVB Receiver 180 Degree Rotatable Projection Head Time Project...
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Explore Alliance Presents: How Do You KNOW? – Episode #35: 'What Are Lagrange Points?'
Explore Scientific LLCDr. Daniel Barth gives us an overview of and will answer your questions about Lagrange Points in this 35th Episode of How Do You KNOW? https://e...
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Explore Alliance Presents: How Do You KNOW? – Episode #36: ''When Asteroids Strike"
Explore Scientific LLCDr. Daniel Barth gives us an overview of and will answer your questions about what happens When Asteroids Strike in this 36th Episode of How Do ...
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