An international study led by the National Institute for Agricultural and Food Research and Technology of the Spanish ...

We have the answer for Like seahorses that give birth crossword clue that will help you solve the crossword puzzle you're ...

Toxoplasma gondii is an incredibly pervasive parasite that can infect pretty much any warm-blooded animal, taking up ...

Outside of U.S. politics, there is one issue that’s been popping up more and more across social media and other forums of commentary in 2025 – declining global birthrates. Listen to the HotCopper ...

There are huge gaps in what we know about sperm, from how they navigate to why sperm counts are tumbling. The BBC unravels ...

The spermatozoa, suspended in the Basic Medium, were transferred at 4°C to Imagene (France). Upon arrival, the semen’s motility was assessed, yielding a motility rate of 80%. Subsequently, the tubes ...

In this paper, we report how to track quickly and vigorously swimming ascidian spermatozoa using high-speed visual feedback at a frame rate of 1 kHz. Ascidian spermatozoa swim as fast as 300 μm/s by ...

Born in 1632 to a bourgeois family in the small town of Delft (where he would ultimately spend most of his life), Leeuwenhoek made his living as a draper, selling cloth to merchants who would use ...

Evolutionary selective pressures drive spermatozoa to assemble into bundles for increased fertilizing ability. To understand this type of collective behavior of spermatozoa, we investigate the ...

We demonstrate that spermatozoa past the UTJ are recognized by intact CatSper1 signals which are graded along the oviduct. These findings provide molecular insight into dynamic regulation of Ca 2+ ...