Teeth are composites of mineral and protein, with a bulk of bony dentin that is highly porous. This structure allows teeth to be both strong and sensitive. Besides calcium and phosphate, teeth contain ...

•Blooming artifact on gradient echo (due to ...

The prevalence of aggressive, man-for-man defensive structures in the division has meant men capable of rapid acceleration are at a premium ...

The spectacle of Everton v Man Utd was rotten on Monday night but Arsenal are to blame; they're top of the league with these ...

Gusty winds are picking up across Houston as spring approaches. Here’s why March and April are typically the city’s windiest months.

Amazon is now distributing the new Fire TV app for smartphones and tablets. Among other things, it allows users to manage ...

The gradient was met with a backlash a decade ago.

Mysterious parallel microtunnels discovered in rock defy geology and could be the work of unknown microscopic ancient life.

In an abrupt shift, the company may release future AI models without ironclad safety guarantees ...

By Will Dunham Feb 13 (Reuters) - An elephant's trunk is essential for most aspects of the animal's life, from interacting ...