Dark Quintessence

  May 4, 2017 Regions of space more than 500 million light-years in diameter are said to reveal dark energy influences. “I have always believed that astrophysics should be the extrapolation of laboratory physics, that we must begin from the present Universe and work our way backward to progressively more…

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Glimmers in the Night

May 3, 2017 Rapid fluctuations in nebular “protostars”. Young stars in the Orion Nebula are changing in brightness faster than previously thought possible. Instead of it requiring years for gaseous envelopes surrounding so-called “proto-planetary disks” to heat up and cool down, it is happening in weeks. The information was provided…

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Finder’s Fallacy

  May 2, 2017 Don’t stop looking. The Finder’s Fallacy is the downside of the “Eureka!” of discovery. Searching for a needle of explanation in the haystack of data is exhausting, frustrating, often disappointing. Finally to have found a needle, a theory that “works”, is cause for celebration. But the…

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Mars 2020

May 1, 2017 A new Mars rover. Sometime in late July or early August 2020 NASA will launch the next Mars lander, based on the design of the Mars Science Laboratory, otherwise known as Curiosity. The Mars 2020 rover includes a new drill design that can collect, sort, and set…

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Bursting at the Seams

  Apr 28, 2017 Enceladus exhibits electrical scarring. A previous Picture of the Day reported that the Cassini Saturn orbiter flew through one of the plumes of vapor that erupt from the southern plains of 494-kilometer-wide Enceladus, a small moon, so cold no chemical reactions can occur. It was assumed…

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Broken Plates

  April 27, 2017 Do crustal blocks slide around? According to planetary scientists, plate tectonic activity on Mars is similar to what happens on Earth. Studies undertaken by the University of California Los Angeles suggest that: “Mars is at a primitive stage of plate tectonics. It gives us a glimpse…

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