Cell biology is the discipline of biological sciences that studies the structure, physiology, growth, reproduction and death of cells. Research in cell biology uses microscopic and molecular tools and ...

A stem-cell niche is an area of a tissue that provides a specific microenvironment, in which stem cells are present in an undifferentiated and self-renewable state. Cells of the stem-cell niche ...

Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Gordon Scott has been an active investor and technical analyst or ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. bluestocking / Getty Images Load and no-load ...

The U.S. aim to take oil fields is stoking the risk of a confrontation with Venezuela, which has an arsenal of Russian weapons and armed cells that could mount a guerrilla war. The U.S. aim to take ...

One of the best upgrades you can make to your home office is the addition of a monitor arm. A good-quality arm not only frees up usable space on your desk’s surface, it enables more ways to move and ...

Dec. 21, 2025 Superconductors promise loss-free electricity, but most only work at extreme cold. Hydrogen-rich materials changed that—yet their inner workings remained hidden because they only exist ...