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Monthly Archives: October 2017

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How plants decide on a pattern for a new leaf

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Plant geneticist Professor Marja Timmermans in the green house with rockcress or Arabidopsis. Credit: Gunther Willinger/University of Tübingen When a multicellular organism develops, each cell...
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Warming climate may release vast amounts of carbon from long-frozen Arctic soils

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A bank of permafrost thaws near the Kolyma River in Siberia. Credit: Skidaway Institute of Oceanography While climatologists are carefully watching carbon dioxide levels in...
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Individual with complete spinal cord injury regains voluntary motor function

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The research participant with chronic motor complete spinal cord injury flexing his hip and knee without epidural stimulation. He previously received long-term activity-based training...
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Discovery of new T-cell subtype opens window on rheumatoid arthritis

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Rheumatoid arthritis is an autoimmune condition in which the immune system attacks the joints, causing inflammation, pain, and eventually destruction of the tissues that...
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How flu shot manufacturing forces influenza to mutate

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The L194P egg-adaptive mutation dramatically increases the motility of the major epitope on the hemagglutinin of influenza H3 viruses. Red: high motility; white: medium...
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Bonding benefits of breastfeeding extend years beyond infancy

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Breastfeeding may have an impact on maternal bonding, suggests new research. Credit: © yupachingping / Fotolia Women who breastfeed their children longer exhibit more maternal...
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Pumpkin genomes sequenced, revealing uncommon evolutionary history

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Group of assorted pumpkins, gourds and squash. Credit: © stevecuk / Fotolia For some, pumpkins conjure carved Halloween decorations, but for many people around the...
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Mystery of raging black hole beams penetrated

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Artist's impression of the V404 Cygni black hole jet. Credit: G Perez Diaz IAC They are nature's very own Death Star beams -- ultra-powerful jets...
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Greenhouse gas concentrations surge to new record

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Over the last 800,000 years, pre-industrial atmospheric CO2 content remained below 280 ppm, but it has now risen to the 2016 global average of...
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Right whales, already an endangered species, may face a dim future

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Right whale feeding, sighted during June 8, 2014, during survey. Credit: NOAA image. Image collected under MMPA Research permit number 17355. When 15 North Atlantic...
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Bat feces: A reliable source of climate change

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Dr. Bogdan Onac finds bat guano to be a record of paleo-data. Credit: Dr. Bogdan Onac, University of South Florida People have long known that...