Astronomy - for iPod/iPhone
የቻናል ዝርዝሮች
Astronomy - for iPod/iPhone
Thanks to cutting-edge radio and infra-red astronomy, our understanding of the universe is moving very fast. Ideas about black holes and cosmic jets are constantly being refined as new discoveries are made using new, more powerful telescopes. This album explores the incredible discoveries and theori...
የቅርብ ጊዜ ክፍሎች
26 ክፍሎች
Our Invisible Sun
Scientists investigate sun spots, solar flares and arcs using x-ray telescopes, featuring the Big Bear Observatory in LA.
Transcript -- Our Invisible Sun
Transcript -- Scientists investigate sun spots, solar flares and arcs using x-ray telescopes, featuring the Big Bear Observatory in LA.
VLA, HEIDI & YOKOH
What would the sun look like if we had magnetically sensitive eyes? How the most sensitive radio telescopes on earth work.
Transcript -- VLA, HEIDI & YOKOH
Transcript -- What would the sun look like if we had magnetically sensitive eyes? How the most sensitive radio telescopes on earth work.
Is Our Sun Normal?
Astronomers compare events on other stars to helps us better understand our sun.
Transcript -- Is Our Sun Normal?
Transcript -- Astronomers compare events on other stars to helps us better understand our sun.
Mapping the Milky Way
The discovery of radio emissions from the Milky Way, and the theory of dark-matter.
Transcript -- Mapping the Milky Way
Transcript -- The discovery of radio emissions from the Milky Way, and the theory of dark-matter.
The Shape of Our Galaxy
Infra-red satellites. The DIRBE experiment on NASA's Cosmic Explorer opened a new window into the Milky Way.
Transcript -- The Shape of Our Galaxy
Transcript -- Infra-red satellites. The DIRBE experiment on NASA's Cosmic Explorer opened a new window into the Milky Way.
The Scale of Our Galaxy
A route map to the stars. The Hipparcos satellite measured the position of stars with better precision than ever before.
Transcript -- The Scale of Our Galaxy
Transcript -- A route map to the stars. The Hipparcos satellite measured the position of stars with better precision than ever before.
Radio Telescopes and Stellar Jets
The advent of radio astronomy. How radio telescopes like the Maxwell telescope in Hawaii work and what they can tell us about cosmic jets.
Transcript -- Radio Telescopes and Stellar Jets
Transcript -- The advent of radio astronomy. How radio telescopes like the Maxwell telescope in Hawaii work and what they can tell us about cosmic jet...
Detecting Galactic Jets
How do radio astronomers see jets far outside our galaxy? Introducing the MERLIN array in the UK and the VLA in New Mexico.
Transcript -- Detecting Galactic Jets
Transcript -- How do radio astronomers see jets far outside our galaxy? Introducing the MERLIN array in the UK and the VLA in New Mexico.
Measuring Black Holes
What is the connection between black holes and cosmic jets? Scientists measure the mass and gravitational energy of black holes.
Transcript -- Measuring Black Holes
Transcript -- What is the connection between black holes and cosmic jets? Scientists measure the mass and gravitational energy of black holes.
What Causes Jets?
What goes on deep in the centre of galaxies? Revealing the power source for stars and galactic jets.
Transcript -- What Causes Jets?
Transcript -- What goes on deep in the centre of galaxies? Revealing the power source for stars and galactic jets.
The Expanding Universe
Russell Stannard uses simple analogies to explain difficult concepts. The expansion of space, and the cosmological red-shift, or doppler shift.
Transcript -- The Expanding Universe
Transcript -- Russell Stannard uses simple analogies to explain difficult concepts. The expansion of space, and the cosmological red-shift, or doppler...
Geometry of the Universe
Russell Stannard explains why standard Euclidean geometry doesn't apply when considering the geometry of outer space.
Transcript -- Geometry of the Universe
Transcript -- Russell Stannard explains why standard Euclidean geometry doesn't apply when considering the geometry of outer space.