Most mammals and humans have a double set of chromosomes—and as a rule, plants do, too: One set comes from the father, the other from the mother. Such organisms are called diploids. However, sometimes the number of chromosome ...
Plants & Animals
8 hours ago
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1
A pollen grain showing the nanofoam within or a diatom with the individual geometric structures inside clearly visible: Using high-energy X-rays from the PETRA III synchrotron light source at DESY, a team led by CFEL scientists ...
Optics & Photonics
May 30, 2023
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138
It's around this time every year that we start to remember the existence of pollen, the microscopic reproductive cells of cone-bearing and flowering plants. Airborne pollen may induce annoying congestion for some, but a new ...
Paleontology & Fossils
Apr 22, 2022
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143
New research from the University of Georgia has determined when pollen comes of age and begins expressing its own genome, a major life cycle transition in plants.
Plants & Animals
Feb 22, 2022
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89
Scientists from the Natural History Museum, London (United Kingdom), and the ESRF, the European Synchrotron, Grenoble (France), have found that some pollen has survived mass extinctions thanks, in part, to its nanofoam wall ...
Plants & Animals
Feb 9, 2022
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45
We rely on pollinators like honeybees for all sorts of different crops.But that same flexibility could put plants at risk of disease, according to new Pitt research.
Ecology
Jan 26, 2022
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31
Pollen can travel far through the air, allowing scientists who find them to trace the winds of the past. Maaike Zwier writes about her new study from South Georgia, where ancient pollen may reveal shifts in the dominating ...
Earth Sciences
Dec 14, 2021
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362
Most models explaining how viruses are transmitted focus on viral particles escaping one person to infect a nearby person. A study on the role of microscopic particles in how viruses are transmitted suggests pollen is nothing ...
General Physics
Jun 22, 2021
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30
Researchers have found common foxgloves brought to the Americas have rapidly evolved to change flower length in the presence of a new pollinator group, hummingbirds. The findings are published in the British Ecological Society's ...
Ecology
Apr 12, 2021
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6
Honeybee historians might seem like a flight of fancy but these tiny pollinators have been helping researchers from the National Botanic Garden of Wales track how the UK's fields, hedgerows, wild spaces and gardens have changed ...
Plants & Animals
Jan 14, 2021
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