expanding the STEM definition to include computer science. “We must prepare our students for degrees in STEM subjects to ensure that they have the ability to thrive in today’s technology-based ...

“The F-1 definition tethers the Executive’s exercise ... To be valid, the challenged post-graduation OPT Rule, including its STEM extension, must reasonably relate to the distinct composition ...

By this definition, stem cells are particularly important for plant growth, because virtually all tissues of the plant descend from small groups of stem cells located in their growing apices ...

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 ...

PHOTO RESEARCHERS, INC., DAVID MCCARTHY I n the 30-year battle waged since the initiation of the “war on cancer,” there have been substantial victories, with cures for childhood malignancies among the ...