A Casinha da Matemática

A Álgebra é generosa; ela frequentemente dá mais do que aquilo que lhe é pedido. (D'Alembert)

Category: Astronomia

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Ciência e Tecnologia / Vídeo / Astronomia

The Fabric of the Cosmos

Acclaimed physicist Brian Greene reveals a mind-boggling reality beneath the surface of our everyday world

“The Fabric of the Cosmos”, a four-hour series based on the book by renowned physicist and author Brian Greene, takes us to the frontiers of physics to see how scientists are piecing together the most complete picture yet of space, time, and the universe. With each step, audiences will discover that just beneath the surface of our everyday experience lies a world we’d hardly recognize — a startling world far stranger and more wondrous than anyone expected.

Brian Greene … Ler mais

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Ciência e Tecnologia / Vídeo / Astronomia

Origins

Journey back to the beginning of everything: the universe, Earth and life itself

Has the universe always existed? How did it become a place that could harbor life? What was the birth of our planet like? Are we alone, or are there alien worlds waiting to be discovered?

NOVA presents some startling new answers in “Origins,” a groundbreaking four-part NOVA miniseries hosted by dynamic astrophysicist Neil deGrasse Tyson, Director of the Hayden Planetarium at the American Museum of Natural History. Tyson leads viewers on a cosmic journey to the beginning of … Ler mais

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Ciência e Tecnologia / Vídeo / Astronomia

Cosmos: A Personal Voyage

Carl Sagan's classic 1980 documentary series covering a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe

Cosmos: A Personal Voyage is a thirteen-part television series written by Carl Sagan, Ann Druyan, and Steven Soter, with Sagan as presenter. It was executive-produced by Adrian Malone, produced by David Kennard, Geoffrey Haines-Stiles, and Gregory Andorfer, and directed by the producers, David Oyster, Richard Wells, Tom Weidlinger, and others. It covers a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.

The series was first … Ler mais

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Ciência e Tecnologia / Vídeo / Astronomia

Horizon: How Big is the Universe?

This episode follows the cosmologists who are creating the most ambitious map in history - a map of everything in existence

It is one of the most baffling questions that scientists can ask: how big is the universe that we live in?

Horizon follows the cosmologists who are creating the most ambitious map in history, a map of everything in existence. And it is stranger than anyone had imagined, a universe without end that stretches far beyond what the eye can ever see.

And, if the latest research proves true, our universe may just be the start of something even bigger. … Ler mais

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Vídeo / Astronomia / Ciência e Tecnologia

Horizon: How Small Is the Universe?

Following the search for the smallest thing in the universe, a journey where things don't just become smaller - but also a whole lot weirder

Horizon plunges down the biggest rabbit-hole in history in search of the smallest thing in the universe.

It is a journey where things don’t just become smaller but also a whole lot weirder. Scientists hope to catch a glimpse of miniature black holes, multiple dimensions and even parallel universes. As they start to explore this wonderland, where nothing is quite what it seems, they may have to rewrite the fundamental laws of time and space.

… Ler mais
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Ciência e Tecnologia / Vídeo / Astronomia

Einstein’s Universe

A documentary produced in 1979 to celebrate the centenary of the birth of Albert Einstein

Based on Nigel Calder’s book Einstein’s Universe, this fascinating and rare film going by the same title has been re-mastered and digitally enhanced to bring Einstein fans a priceless experience. Narrated by the charismatic Peter Ustinov and hosted by Nigel Calder, the film was first broadcast on the centenary of Albert Einstein’s Birth; March 14th, 1979. Ustinov takes the viewer on a wonderful experience through the McDonald Observatory at the University of Texas-Austin where he is thoroughly enlightened … Ler mais

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Astronomia / Ciência e Tecnologia / Vídeo

Lost Horizons: The Big Bang

To coincide with the switch-on of the Large Hadron Collider, the world's largest particle accelerator complex, Professor Jim Al Khalili from the University of Surrey delves into over 50 years of the BBC science archive to tell the story behind the emergence of one of the greatest theories of modern science, the Big Bang

Professor Jim Al Khalili delves into over 50 years of the BBC science archive to tell the story behind the emergence of one of the greatest theories of modern science, the Big Bang.

The remarkable idea that our universe simply began from nothing has not always been accepted with the conviction it is today and, from fiercely disputed leftfield beginnings, took the best part of the 20th century to emerge as the triumphant explanation of how the universe began. … Ler mais

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Ciência e Tecnologia / Vídeo / Astronomia

A Brief History of Time

In 1992, Errol Morris finished A Brief History of Time, about the life and work of Stephen Hawking, the physicist who is often compared to Einstein and who is paralyzed and has spent much of his life in a wheelchair. In this film adaptation of Hawking’s book about the origins of the universe, Morris has woven together graphics, interviews and archival material in a story about both Hawking’s life and science. David Ansen in Newsweek has called it… Ler mais

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Ciência e Tecnologia / Vídeo / Astronomia

Orbit: Earth’s Extraordinary Journey

Join Kate Humble and Dr Helen Czerski as they explore the relationship between the Earth's orbit and the weather

Orbit: Earth’s Extraordinary Journey is a BBC documentary series presented by Kate Humble and Helen Czerski which aired in 2012. Running for three 60 minute episodes, the series focuses on Earth’s orbit around the Sun and its effect on humans, the climate, and geological features.

Right now you’re hurtling around the sun at 64,000 miles an hour (100,000 km an hour). In the next year you’ll travel 584 million miles, to end up back where you started.

Presenters Kate Humble… Ler mais

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Astronomia / Ciência e Tecnologia / Vídeo

The Transit of Venus

Special episode of the factual science series exploring the transit of venus across the face of the sun. At 11pm on 5th June 2012 this event will be visible to the naked eye.

Liz Bonnin presents a Horizon special about a rare and beautiful event in our solar system, one that we should all be able to see for ourselves – the transit of Venus across the face of the sun. It will start just before midnight of the 5th of June, and won’t happen again for more than a century.

Liz is joined by Lucie Green and Helen Czerski to show why the transit is such a remarkable event – transforming our … Ler mais

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Divulgação / Vídeo / Astronomia / Ciência e Tecnologia

Chandra – The Journey of a Star

Um filme documentário de Giuseppe Mussardo e Enrico Agapito

Na manhã do 1.º de agosto de 1930, em Bombaim, o cais da P&O – Linhas Peninsular e Oriental – estava totalmente lotado e havia a confusão habitual de qualquer partida: carregadores transportavam bagagens e grandes caixas, os oficiais estavam ocupados dando as últimas ordens e marinheiros subiam e desciam dos conveses entre cordas e ovéns. Andavam por ali estrangeiros olhando com admiração o Portal da Índia, considerado a quinta-essência da Índia colonial, um monumento erguido pela Inglaterra … Ler mais

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Ciência e Tecnologia / Divulgação / Desafios / Astronomia / Matemática

O que está errado neste relógio de sol?

O QUE É UM RELÓGIO DE SOL?
Relógio de Sol é um instrumento que determina as divisões do dia através do movimento da sombra de um objecto, o gnómon, sobre o qual incidem os raios solares e que se projeta sobre uma base graduada, o mostrador ou quadrante.

 

Relógio de sol ou fonte?

O relógio de sol em questão neste artigo é mais do que um simples relógio. É uma fonte pública, modelo Sarastro (da coleção Flauta … Ler mais

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Ciência e Tecnologia / Vídeo / Astronomia

Copernicus, Brahe & Kepler: Three Great Astronomers

A documentary produced by Eugenides Foundation and directed by Panos Anestis

The lives and adventures of Copernicus, Brahe and Kepler take place in an exciting era, when a new vision of the world was born, through the ashes of the stars! These great astronomers changed once and for all, the way people looked at the skies!

The first official screening of the documentary was on the 7th International Science Film Festival of Athens (organized by the Centre for Science, Society and Art – CAID), on Friday, November 1st 2013 , … Ler mais

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Astronomia / Ciência e Tecnologia / Vídeo

Galileo: Fighting in the Dawn of Modern Science

The Eugenides Foundation pays its own tribute to the great mathematician and astronomer

Galileo Galilei is one of the most important figures in the history of science. The Eugenides Foundation pays its own tribute to the great mathematician and astronomer with the creation of the documentary “Galileo: The Battle in the Dawn of Modern Science“.

Renaissance Italy was one of the most important stations for the period that historians call the “Scientific Revolution“. This documentary presents the life and work of Galileo, the controversies and the social context in … Ler mais