Saturday, July 21, 2007
Science in Silico
The guys on Seed published this fancy video showing the role of scientific visualization: "pushing the limits of human vision and imagination" - a.k.a. what takes my time away.
See the video here.
See the video here.
Tuesday, May 29, 2007
Monday, May 14, 2007
Parallel Universes
Everything you're about to read here seems impossible and insane, beyond science fiction. Yet it's all true.
Scientists now believe there may really be a parallel universe - in fact, there may be an infinite number of parallel universes, and we just happen to live in one of them. These other universes contain space, time and strange forms of exotic matter. Some of them may even contain you, in a slightly different form. Astonishingly, scientists believe that these parallel universes exist less than one millimetre away from us. In fact, our gravity is just a weak signal leaking out of another universe into our. (read more)
See the video (portuguese subtitiles :))
Wednesday, July 19, 2006
The 10th Dimension
In string theory, physicists tell us that the subatomic particles that make up our universe are created within ten spatial dimensions (plus an eleventh dimension of "time") by the vibrations of exquisitely small "superstrings". The average person has barely gotten used to the idea of there being four dimensions: how can we possibly imagine the tenth?
Imagining the Tenth Dimension
Imagining the Tenth Dimension
Friday, July 07, 2006
Astrophysics taking off on Superman
It is the flying that seems to baffle everyone.
How, exactly, does Superman fly? Or does he, really?
(...)
"The flying always bothered me,'' admits Richard Muller, a professor of astrophysics at Cal and a Superman fan. "I think what he really does is leap and guide himself along the air currents. Or, if you can't really rule out flying, maybe he has a mechanism for somehow forcing air backward -- what if the pores on his skin eject microscopic amounts of excess moisture, like sweat?''
Uh, OK. The real point is that the physicists get it.
(...)
full article here
How, exactly, does Superman fly? Or does he, really?
(...)
"The flying always bothered me,'' admits Richard Muller, a professor of astrophysics at Cal and a Superman fan. "I think what he really does is leap and guide himself along the air currents. Or, if you can't really rule out flying, maybe he has a mechanism for somehow forcing air backward -- what if the pores on his skin eject microscopic amounts of excess moisture, like sweat?''
Uh, OK. The real point is that the physicists get it.
(...)
full article here
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