izmirli liseli

Study finds surprising relationship between teeth and pregnancy outcomes

A series of hominoid skulls: Juvenile Australopithecus, Adult Australopithecus, Adult Chimpanzee, Juvenile Chimpanzee, Adult Homo erectus (center). Specimens photographed at the UO/Tesla Monson Museum of Natural and Cultural History. 1 credit Humans have the highest prenatal growth rate of any primate in existence, but how this exceptional rate occurred has been a mystery until now. …

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Study finds surprising relationship between teeth and pregnancy outcomes

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Study finds surprising relationship between teeth and pregnancy outcomes Read More »

Astronomers spot exposed inner core of ‘quirky’ star by accident

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The exposed core of a massive star has been observed for the first time, a find that was described as purely “chance” by the team that found it by chance. Although the cores of stars are where the vast majority of stellar energy is generated by the nuclear fusion of hydrogen into helium, they are …

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A tattoo on the left hip bone of the mummified Egyptian woman from Tomb 298.

Childbirth Protective Tattoos Found on Ancient Egyptian Mummies

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A tattoo on the left hip bone of a mummified Egyptian woman buried in Deir el-Medina. (Image credit: Anne Austin/University of Missouri-St. Louis) Lower back tattoos may seem like an early 21st century fad popularized by celebrities wearing low-rise jeans, but new archaeological evidence from Egyptian mummies shows the practice is actually more than three …

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The team creates crystals that generate electricity from heat

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1 credit To convert heat into electricity, readily available materials from harmless raw materials open new perspectives in the development of safe and inexpensive so-called “thermoelectric” materials. A synthetic copper mineral acquires complex structure and microstructure through simple changes in its composition, laying the groundwork for desired properties, according to a study published in the …

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The team creates crystals that generate electricity from heat

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The team creates crystals that generate electricity from heat Read More »

Huge extragalactic structure discovered hidden behind the Milky Way

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Z (blue), J (green) and Ks (red) false color image of a region corresponding to the candidate group/cluster of galaxies. The dotted red circle delineates the central area of six arcminute radius, the green lines indicate the positions of the two long slits, and the red squares show the five galaxies observed with F2. In …

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An astronaut points to a moon rock in front of a proposed next-gen NASA lunar terrain vehicle.

NASA needs a new lunar car for off-road astronauts at the lunar south pole

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The search for the next generation buggy for the next Artemis lunar missions has begun. While previous lunar vehicles, used in the Apollo missions of the 1970s, were designed for the relatively mild climate of the moon’s equatorial region (or slightly to the north), NASA’s Artemis missions are planned for the lunar south pole. , …

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