Wednesday, August 27, 2025

Sharks’ teeth are crumbling in acid seas

Even sharks’ famous tooth-regrowing ability may not save them from ocean acidification. Researchers found that future acidic waters cause shark teeth to corrode, crack, and weaken, threatening their effectiveness as hunting weapons and highlighting hidden dangers for ocean ecosystems.

from Latest Science News -- ScienceDaily https://ift.tt/1PpFWIL

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Scientists discover first new penguin species in more than 100 years

Genetic evidence has revealed a previously unknown gentoo penguin species on the remote Kerguelen Islands and shown that gentoos actually co...