'Snowball Earth' might have been slushball
At least five ice ages have befallen Earth, including one 635 million years ago that created glaciers from pole to pole.
Earth Sciences
Apr 9, 2023
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Page 14 - News tagged with multicellular organisms
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cells
Ants avoid reproductive competition with close relatives, suggests study
Cooperation is a key innovation in evolution, from evolution of genomes and multicellular organisms to insect societies, such as ants and honeybees to human societies. Crucially, any cooperation is stable only when conflicts ...
Evolution
Mar 9, 2023
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5
New study decodes one of the world's fastest cell movements
Heliozoan axopodia are important for their motility. However, the underlying mechanism of their axopodial contraction has remained ambiguous. Recently, researchers from the Okayama University reported that microtubules are ...
Cell & Microbiology
Jan 18, 2023
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Nighttime lights—which shine brighter in many US cities during holidays—may harm wildlife, experts say
They light up the night on the darkest days of the year.
Plants & Animals
Dec 14, 2022
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Newly discovered protein could be used to produce life-saving antifungals
Like bacteria, yeasts are found everywhere, even in and around our bodies. And, as with bacteria, you can become infected by yeasts and become ill. Yeasts infect about 150 million people a year and kill about 1.7 million, ...
Cell & Microbiology
Sep 28, 2022
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Evolution and ecological competition of multicellular life cycles
New studies by the Max Planck Institute for Evolutionary Biology show that competition between different evolutionary developmental stages of multicellular life cycles can be important for the development of an entire population. ...
Evolution
Sep 14, 2022
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Novel hypotheses answer key questions about the evolution of sexual reproduction
The evolution of sexual reproduction in living beings is one of the biggest mysteries in biology. There are two known modes of reproduction: asexual, where the organism creates clones of itself, and sexual, where gametes ...
Evolution
Aug 19, 2022
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5
Scientists identify cell-fate regulatory programs using single-cell atlas of mouse development
The robustness of the developmental process for multicellular organisms suggests a dedicated regulatory program that governs the trajectories of cell-fate decisions. According to Waddington's epigenetic landscape theory, ...
Cell & Microbiology
Jul 19, 2022
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Should all chemosensory modalities be unified into a single sense?
A new paper published in The Quarterly Review of Biology, entitled "Taste and Smell: A Unifying Chemosensory Theory," proposes the unification of all chemosensory modalities into a single sense, moving toward an interconnected ...
Biotechnology
May 20, 2022
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Secret life of sponges
Sponges are ancient marine animals, very common throughout the world's oceans and seem less affected by ocean warming and acidification.
Plants & Animals
Jan 19, 2022
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