A new study found a short siesta is enough to reorganize connections between nerve cells so that new information can be ...

UCSF scientists discover that the spindle, the structure that divides chromosomes equally during mitosis, actually gets stronger when it is stretched.

Every second, millions of cells in your body divide in two. In the space of an hour, they duplicate their DNA and grow a web ...

The updated rules align with a new Texas law requiring school districts to implement "bell-to-bell" restrictions on personal devices, meaning students may not use phones at any point during the school ...

Add Yahoo as a preferred source to see more of our stories on Google. After weeks of being solitary, Carol made Zosia return to her life with a simple, two-word message: "come back." (Carol's ...

According to the American Cancer Society, colorectal cancer is the second leading cause of cancer death. Enrichment of regulatory T cells (T-regs) in solid cancers is generally associated with poor ...

Natural killer cells act as the immune system’s rapid-response team, but the stress of anxiety and insomnia may be quietly thinning their ranks. A study of young women in Saudi Arabia found that both ...

A man has become the seventh person to be left HIV-free after receiving a stem cell transplant to treat blood cancer. Significantly, he is also the second of the seven who received stem cells that ...

Thinning hair has always been a symptom of aging, but experts say men seem to be losing their hair earlier than previous generations. Modern lifestyles may quicken hair loss due to increased stress, ...

The more we move, the more our muscle cells begin to make a memory of that exercise. MIT Technology Review Explains: Let our writers untangle the complex, messy world of technology to help you ...

A team of researchers led by the University of Sydney has fabricated a triple-junction perovskite-perovskite-silicon tandem solar cell that achieved a power conversion efficiency of up to 27.06% and ...

The Nobel Prize in Medicine was awarded on Monday to three scientists for discovering how a particular kind of cell can stop the body's immune system from attacking itself. The Barron's news ...