Stem cells are cells that have the capacity to self-renew by dividing and to develop into more mature, specialised cells. Stem cells can be unipotent, multipotent, pluripotent or totipotent, depending ...

If you are currently a student or just graduated and are applying within your grace period, you cannot apply directly for the STEM OPT Extension: only those currently in their 12-month OPT ...

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 ...

Christmas shopping for a 10-year-old boy? Their mood and interests may change, but I've found the best gifts that always impress those tweens. As much as you don't want to admit it anymore, he's no ...

The new year is bringing a shakeup to the best action movies on Netflix, because two of the streamer’s top flicks in the genre are heading out the door. You only have until December 31 to catch ...

This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed. Chart does not reflect ...

This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed.

Caster sugar is a finely ground granulated sugar, slightly coarser than powdered sugar, making it ideal for recipes where quick dissolution is needed, such as meringues and soufflés. Available in both ...

Nov. 20, 2025 Researchers have recreated a miniature human bone marrow system that mirrors the real structure found inside our bones. The model includes the full mix of cells and signals needed for ...

Editor’s Note: Security cameras are only one component of a complete security system. Check out our roundup of DIY home security systems that don’t need professional installation and can be set up ...

These models are rising in popularity among new-car shoppers. We installed a collection of bestselling convertible car seats in various vehicles to find out which ones are easiest to secure, adjust, ...