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Articles from Science Daily

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NASA Rover Opportunity views comet near Mars NASA's Mars Exploration Rover Opportunity captured images of a comet passing much closer to Mars than any previous known comet flyby of Earth or Mars. The images of comet Siding Spring were taken against a backdrop of the pre-dawn Martian sky on Sunday (O
Science Daily | 8 hours, 57 minutes ago | comment? | recommend
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Mars Orbiter image shows comet nucleus is small The High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter captured views of comet C/2013 A1 Siding Spring while that visitor sped past Mars on Sunday (Oct. 19), yielding information about its nucleus.
Science Daily | 8 hours, 59 minutes ago | comment? | recommend
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Salmonella-infected mice that were given antibiotics became superspreaders Some people infected with pathogens spread their germs to others while remaining symptom-free themselves. Now, investigators believe they may know why. In a new study, Salmonella-infected mice that were given antibiotics became sicker and began shedding f
Science Daily | 12 hours, 3 minutes ago | comment? | recommend
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Built-in billboards: Male bluefin killifish signal different things with different fins They help fish swim, but fins also advertise a fish's social standing and health. In a new study, researchers report that for the male bluefin killifish (Lucania goodei), each colorful fin presents its own messages to other fish.
Science Daily | 12 hours, 3 minutes ago | comment? | recommend
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Mental rest and reflection boost learning, study suggests A new study, which may have implications for approaches to education, finds that brain mechanisms engaged when people allow their minds to rest and reflect on things they've learned before may boost later learning.
Science Daily | 12 hours, 5 minutes ago | comment? | recommend
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Untangling the biological effects of blue light Blue light can both set the mood and set in motion important biological responses. Researchers have teased apart the separate biological responses of the human eye to blue light, revealing an unexpected contest for control.
Science Daily | 12 hours, 5 minutes ago | comment? | recommend
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Measuring on ice: Researchers create 'smart' ice skating blade An ice skating blade that informs figure skaters of the stresses they are imposing on their joints has been developed by a group of researchers in the US.
Science Daily | 12 hours, 7 minutes ago | comment? | recommend
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Three people infected with Ebola predicted to fly from West Africa every month if no exit screening takes place Three Ebola-infected travelers are predicted to depart on an international flight every month from any of the three countries in West Africa currently experiencing widespread Ebola virus outbreaks (Guinea, Liberia, or Sierra Leone), if no exit screening w
Science Daily | 12 hours, 8 minutes ago | comment? | recommend
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See-through sensors open new window into the brain Developing invisible implantable medical sensor arrays, a team of engineers has overcome a major technological hurdle in researchers efforts to understand the brain. The team has now described its technology, which has applications in fields ranging from
Science Daily | 12 hours, 9 minutes ago | comment? | recommend
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Scientists restore hearing in noise-deafened mice, pointing way to new therapies Scientists have restored the hearing of mice partly deafened by noise, using advanced tools to boost the production of a key protein in their ears. By demonstrating the importance of the protein, called NT3, in maintaining communication between the ears a
Science Daily | 12 hours, 9 minutes ago | comment? | recommend