Uncategorized
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Health & MedicineGetting dengue first may make Zika infection much worse
Experiments in cells and mice suggest that a previous exposure to dengue or West Nile can make a Zika virus infection worse.
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Planetary ScienceExtreme gas loss dried out Mars, MAVEN data suggest
Over the planet’s history, the Martian atmosphere has lost 66 percent of its argon and a majority of its carbon dioxide, according to data from NASA’s MAVEN spacecraft.
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PaleontologyNew tyrannosaur had a sensitive side
Tyrannosaurs may have had sensitive snouts that detected temperature and touch.
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AnimalsMosquito flight is unlike that of any other insect
High-speed video and modeling reveal a more complex understanding of mosquito flight.
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OceansThinning ice creates undersea Arctic greenhouses
Arctic sea ice thinned by climate change increasingly produces conditions favorable for phytoplankton blooms in the waters below, new research suggests.
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AstronomyAsteroid in Jupiter’s orbit goes its own way
Asteroid shares Jupiter’s orbit around the sun but travels in the opposite direction as the planet.
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GeneticsGene editing of human embryos yields early results
Gene editing in embryos has started in labs, but isn’t ready for the clinic.
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NeuroscienceSarcasm looks the same in the brain whether it’s words or emoji
Sarcasm via winking emoji affects the brain like verbal irony does.
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AstronomySupermassive black hole gets kicked to the galactic curb
Gravitational waves may have given a supermassive black hole a big kick, with enough energy to send it flying toward the edges of its host galaxy.
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Health & MedicineSpray-on mosquito repellents are more effective than other devices
To avoid mosquito bites, stick with spray-on repellents and skip the bracelets and citronella candles, a new study says.
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NeuroscienceMath-anxious brains tackle simple problems differently
An fMRI study found more variable brain activity in people who get nervous about math problems.
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ArchaeologyPalace remains in Mexico point to ancient rise of centralized power
An ancient royal structure gets new life in southern Mexico.
By Bruce Bower