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Monthly Archives: October 2017

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How plants decide on a pattern for a new leaf

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

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

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

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

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

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

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

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

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

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

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...