Published on: 2025-06-13 08:15:28
Male fertility rates have been plummeting over the past half-century. An analysis from 1992 noted a steady decrease in sperm counts and quality since the 1940s. A more recent study found that male infertility rates increased nearly 80% from 1990 to 2019. The reasons driving this trend remain a mystery, but frequently cited culprits include obesity, poor diet, and environmental toxins. Infectious diseases such as gonorrhea or chlamydia are often overlooked factors that affect fertility in men. A
Keywords: infection male parasite sperm toxoplasma
Find related items on AmazonPublished on: 2025-09-11 15:59:28
There are many extraordinary creatures in the world, but few are quite as extraordinary as the sperm whale. These vast, enigmatic mammals have long fascinated and terrified humans. Don’t take it from me, take it from Herman Melville. But in this case the reality is even more fascinating than the myths. Capable of diving thousands of feet beneath the waves for over an hour at a time, the sperm whale has perhaps the most exotic diet on the planet. As the biggest toothed predator on earth, it fea
Keywords: oil sperm whale whales world
Find related items on AmazonPublished on: 2025-09-23 08:29:49
Jaiwen Hsu was an active 11-year-old when he developed pain in his left knee that forced him to sit out a few soccer games. What his parents thought was a sports injury turned out to be osteosarcoma, a type of bone cancer. He started chemotherapy, which doctors warned could result in infertility. Hsu hadn’t reached puberty yet, so sperm banking wasn’t an option. His parents enrolled him in a study that was collecting and storing immature testicular tissue, and the sperm-forming stem cells in th
Keywords: cells hsu sperm stem tissue
Find related items on AmazonPublished on: 2025-09-29 11:21:30
The Ethics of Spreading Life in the Cosmos We keep trying to extend our reach into the heavens, but the idea of panspermia is that the heavens are actually responsible for us. Which is to say, that at least the precursor materials that allow life to emerge came from elsewhere, and did not originate on Earth. Over a hundred years ago Swedish scientist Svante Arrhenius suggested that the pressure of starlight could push bacterial spores between planets and we can extend the notion to interstellar
Keywords: directed earth idea life panspermia
Find related items on AmazonPublished on: 2025-10-10 03:53:25
US sperm donor giant California Cryobank is warning customers it suffered a data breach that exposed customers' personal information. California Cryobank is a full-service sperm bank providing frozen donor sperm and specialized reproductive services, such as egg and embryo storage. The company is the largest sperm bank in the US and services all 50 states and more than 30 countries worldwide. California Cryobank detected suspicious activity on its network on April 21, 2024, and isolated the co
Keywords: california data donor numbers sperm
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