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New material points to very efficient solar cells

Credit: Purdue University A new type of material for the next generation of solar cells eliminates the need to use lead, which has been an important barrier to this technology. Solar cells, which contain the mineral perovskite, have been the focus of attention since the material proved to work in 2009. Solar cells built with this material are more efficient …

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Hops do not need to go to rest to flower

LED lighting at the CSU Horticulture Center allowed researcher Bill Bauerle to grow hops all year round. Credit: John Eisele / Colorado State University Photography The explosion of craft brewing all over the world has created an insatiable demand for hops – the fragrant green flowers that convey beer with the distinct, crisp, bitter flavors. Colorado State University plant scientist …

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The origin of the Nile River is truly ancient

(newser) – One notion among archaeologists is that the Nile is 6 million years old. Not even close, according to a new study in Nature Geoscience . The international research team behind the study is capable of those who believe that the river has largely been in place for much longer: 30 million years, reports Discover . In addition, scientists …

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Curiosity rover detects oxygen which occurs strangely on Mars

So far, this sniffing has resulted in some findings that researchers are still trying to understand. Earlier this year, the rover's tuned laser spectrometer, called SAM, which stands for test analysis on Mars, discovered the largest amount of methane ever measured during its mission. SAM has also found that over time, oxygen appears in a way that is not explained …

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Why SpaceX plans to put 25,000 satellites into orbit is bad news for astronomers

It is a truism that commercialization often harms science. The Internet, once an academic and intellectual space free of advertising, has been transformed into a digital sign; Similarly, the commercialization of radio airwaves has made terrestrial radio astronomy difficult due to interference from Wi-Fi, AM / FM and TV signals. As capitalists now adapt to commercialize space, astronomers have renewed …

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ISS astronauts can soon enjoy freshly baked cookies

A Zero-G oven will allow ISS astronauts to bake cookies in space (Credit: Hilton Doubletree) Unlike early space travelers, who must consume mysterious powders, purees and freeze-dried cubes, today's astronauts enjoy a variety of freeze-dried meals, snacks and desserts commonly found on Earth. However delicious as the kitchen is, it disappears in comparison to a freshly cooked meal. Although the …

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DNA can be one of a million possible genetic molecules

Saturn's moon Enceladus, where we hope there are aliens. Image : NASA / JPL-Caltech / Space Science Institute [19659004] There may be one million different structures capable of storing genetic information, according to a recent paper. DNA stores the genetic information that describes the entire life of the earth, in the form of a twisted position lined with a sequence …

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Snowman-shaped target for NASA's New Horizons mission gets a new name

A snowman-shaped object that the NASA probe New Horizons flew off in early 2019 now has a brand new name. On November 12, NASA officials announced that the object formerly known as MU69 – and once nicknamed Ultima Thule – would now have the name Arrokoth, which is the word for "heaven" in the Powhatan / Algonquian language. Arrokoth remains …

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