Laboratory for Research on the Structure of Matter (LRSM), University of Pennsylvania, Philadelphia, United States ...

Jan. 28, 2025 — A team of stem cell scientists have successfully used embryonic stem cell engineering to create a bi-paternal mouse -- a mouse with two male parents -- that lived until adulthood.

Andrei has received distinguished paper awards at the last three Principle of Programming Languages (POPL) conferences, one of the most prestigious conferences in Computer Science. Congratulations to ...

Feb. 10, 2025 — Influenza A virus particles strategically adapt their shape -- to become either spheres or larger filaments -- to favor their ability to infect cells depending on environmental ...

Free body diagrams do not need to be drawn to scale but it can sometimes be useful if they are. It is important to label each arrow to show the magnitude of the force it represents. The type of ...