Of the roughly 1 million named insect species on Earth, about 400,000 are beetles. And that’s just the beetles described so far. Scientists typically describe thousands of new species each year. So — why so many beetle species? Entomologist Caroline Chaboo: “We don’t know the precise answer.” But clues are emerging. 🔗 "Why are there so many beetle species?" #KnowableMagazine #ScienceMastodon #entomology
As glacial cliffs break off and destabilize frozen landscapes, glaciologist Richard Alley focuses on the fractures. The work could improve predictions about future sea-level rise. #WorldWaterDay 💧 #KnowableMagazine #ScienceMastodon
Our collective arachnid aversion could be causing us to overlook something even scarier: Spiders may be disappearing. #WorldEnvironmentalEducationDay #KnowableMagazine #ScienceMastodon
The same taste receptors found on the tongue are in the stomach, intestines and elsewhere, too. What are they doing there? Well, a lot. #KnowableMagazine #ScienceMastodon