biology
Why are there no fish in the deepest deep sea? | Deep Sea News
https://deepseanews.com/2015/08/why-are-there-no-fish-in-the-deepest-deep-sea/
Here’s a mystery: below 8,400 meters there are no fish. There are other creatures: sea cucumbers, anemones, tiny worms, but no one has ever seen a fish. At 8,370 meters? There are fish. But not below 8,400 meters. At its deepest the ocean reaches roughly 11,000 meters, so there is plenty of space. And right below 8,400
Added 2 weeks ago
Men lose their Y chromosome as they age. Scientists thought it didn’t matter – but now we’re learning more
https://theconversation.com/men-lose-their-y-chromosome-as-they-age-scientists-thought-it-didnt-matter-but-now-were-learning-more-275823
The Y chromosome doesn’t seem to do much except determine sex – but its loss in older men might be linked to heart disease, cancer and Alzheimer’s.
Added 1 month ago
The Mystery of Mistletoe’s Missing Genes
https://www.quantamagazine.org/the-mystery-of-mistletoes-missing-genes-20201221/
Added 3 months ago