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EarthSeismic vibes gauge Earth’s crust
New seismic observations are adding to scientists' knowledge of the thickness of Earth's crust, especially in the Southern Hemisphere.
By Sid Perkins -
19502
As an occasional betel nut chewer, I note that this report doesn’t touch on possible positive aspects of the habit. Chewing sapari (coarsely powdered, sweetened, and clove-flavored areca nut) at the end of a meal leads to a sense of satisfaction and well-being, induces salivation, and freshens the mouth. Areca nut also contains lots of […]
By Science News -
Health & MedicinePalm-Nut Problem
The ancient custom of chewing areca nuts is getting more popular as young Asians take up the habit, but betel-nut chewing has been linked to several types of oral cancer.