News tagged with sperm

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Transport of molecular motors into cilia

Molecular motors produce the force that powers the beat of sperm cell tails to generate movement toward the egg cell for fertilization. New research now shows how the molecular motors that power the movement of sperm cells ...

dateMar 27, 2017 in Biochemistry
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What causes whale mass strandings?

Around 600 pilot whales recently became stranded on a New Zealand beach, around 400 of which died before volunteers could refloat them back into the sea. Sadly, this kind of mass whale stranding has occurred since human records ...

dateFeb 16, 2017 in Plants & Animals
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New tag revolutionizes whale research

A sophisticated new type of "tag" on whales that can record data every second for hours, days and weeks at a time provides a view of whale behavior, biology and travels never before possible, scientists from Oregon State ...

dateDec 23, 2016 in Ecology
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Fish sperm race for reproductive success

Norwegian researchers show that the sperm of Arctic char, a cold-water fish common to alpine lakes, swim at different speeds in different fluids, depending on whether the fish are dominant or submissive. The finding published ...

dateDec 21, 2016 in Evolution
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