12 of 40 results for "Universe"
Student Article
Is Our Universe Stranger Than We Thought?
The article "Is Our Universe Stranger Than We Thought?" from BBC Science Focus is a fascinating look at new research on the Universe that challenges what we thought we knew. Differences in how we measure the Universe's expansion and how galaxies are spread out suggest there may be missing pieces in our understanding of space.
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Searching for Life in Our Universe Using Math

In Searching for Life in Our Universe Using Math, scientists explore how math can be used to estimate the number of intelligent civilizations in our galaxy. Learn about Frank Drake's famous equation, which considers factors such as the rate of star formation, the number of stars with planets, and the potential for life on those planets. Despite the vastness of the Universe, the equation relies on factors that are still largely unknown, making the search for intelligent life a complex and ongoing challenge.

Student Article
Exploring the Strangest Locations in the Universe, Where the Rules of Nature Don’t Always Apply
The article "Exploring the Strangest Locations in the Universe, Where the Rules of Nature Don’t Always Apply" from BBC Science Focus is about the strange and mysterious places in space and on Earth where the rules of nature seem to be different. These places include planets made of diamonds, stars that spin too fast, and black holes that stretch and squeeze time.
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The Search for Life Continues

In The Search for Life Continues, Professor Brian Cox wonders about the possibility of complex life and civilization on other planets. And, if we are, in fact, alone in our galaxy, what does that mean for our value in the Universe? This video is excerpted from BBC’s The Planets, a series that explores the dramatic lives of the eight planets in our Solar System.

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Black Holes and Space-Time

In Black Holes and Space-Time, narrator Kate Yule describes Stephen Hawking's greatest work on black holes, where gravitational fields are so strong that nothing can get away, and the denser matter becomes, the more space-time is warped. This video is excerpted from BBC’s Einstein & Hawking: Masters of Our Universe, a mind-bending documentary that tells the story of how the two most famous scientists of the 20th Century transformed our understanding of the Universe and changed the world.

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Einstein’s Theory of General Relativity

In Einstein’s Theory of General Relativity, narrator Kate Yule explores Einstein’s realization that a key feature of space-time is that it could bend and flex. The Sun changes space-time, which Einstein suggests is the true nature of gravity. Learn how Einstein created an equation to express the curvature of space and time. This video is excerpted from BBC’s Einstein & Hawking: Masters of Our Universe, a mind-bending documentary that tells the story of how the two most famous scientists of the 20th Century transformed our understanding of the Universe and changed the world.

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Einstein’s Year of Miracles

In Einstein’s Year of Miracles, narrator Kate Yule discusses the four papers that Einstein wrote in 1905, a year that is known as the Year of Miracles. One of those papers was on the Theory of Special Relativity. Watch how tennis balls being ejected from a moving truck appear stationary from the ground, but appear to move when observed from the truck. This illustrates how moving objects can appear differently when viewed alongside other moving objects. Learn how this theory can be applied to light to redefine the notion of time. This video is excerpted from BBC’s Einstein & Hawking: Masters of Our Universe, a mind-bending documentary that tells the story of how the two most famous scientists of the 20th Century transformed our understanding of the Universe and changed the world.

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Einstein's Big Bang Theory

In Einstein's Big Bang Theory, narrator Kate Yule explains how Einstein's equations have been used by other scientists to explain the structure and history of the Universe. Hakeem Oluseyi from the Florida Institute of Technology explains how some scientists think the Universe began with a Big Bang and has continued expanding. This video is excerpted from BBC’s Einstein & Hawking: Masters of Our Universe, a mind-bending documentary that tells the story of how the two most famous scientists of the 20th Century transformed our understanding of the Universe and changed the world.

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The Death of Stars

In The Death of Stars, narrator Kate Yule explores how stars reach the end of their lives and can no longer fight against their own gravity. Some stars expand, whereas giant stars contract to form black holes, invisible to telescopes. Learn how Jocelyn Bell Burnell built a new telescope which detected pulsars, which emit no visible light, but send out radio waves. This video is excerpted from BBC’s Einstein & Hawking: Masters of Our Universe, a mind-bending documentary that tells the story of how the two most famous scientists of the 20th Century transformed our understanding of the Universe and changed the world.

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The Time Dilation Effect

In The Time Dilation Effect, narrator Kate Yule investigates Einstein’s observation that the speed of light doesn't follow the same laws as the speed of objects. Einstein suggested that time is relative and can speed up or slow down depending on movement. Learn how NASA tested this theory using twin astronauts. This video is excerpted from BBC’s Einstein & Hawking: Masters of Our Universe, a mind-bending documentary that tells the story of how the two most famous scientists of the 20th Century transformed our understanding of the Universe and changed the world.

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Traveling at the Speed of Light

In Traveling at the Speed of Light, narrator Kate Yule describes how Einstein's theory could allow humans to explore the cosmos, but to do so would involve traveling at the speed of light. Learn about Stephen Hawking’s Breakthrough Starshot, which aimed to develop a spaceship that could do just that. Zac Manchester from Stanford University has continued these efforts and developed sprites, which are tiny spacecraft that travel at a speed of 20% of the speed of light. This video is excerpted from BBC’s Einstein & Hawking: Masters of Our Universe, a mind-bending documentary that tells the story of how the two most famous scientists of the 20th Century transformed our understanding of the Universe and changed the world.

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Detecting Gravitational Waves

In Detecting Gravitational Wave, narrator Kate Yule explains how objects moving through space-time should create waves or ripples. Rainer Weiss was fascinated by gravitational waves and created a way to detect them. Learn how the detector picked up on colliding black holes. This video is excerpted from BBC’s Einstein & Hawking: Masters of Our Universe, a mind-bending documentary that tells the story of how the two most famous scientists of the 20th Century transformed our understanding of the Universe and changed the world.