Tracking the shadows cast by sperm reveals their precise 3-D movements.
Tracking the shadows cast by sperm reveals their precise 3-D movements.
Comparing gene transcripts from different species reveals surprising splicing diversity.
After undergoing untested cosmetic surgery that uses stem cells to rejuvenate skin, a woman grew bone fragments in the flesh around one of her eyes.
Tumor cells can exhibit different behaviors despite being genetically indistinguishable.
Scientists engineer a spectrum of artificial pigments to understand how animals see in color.
Certain immune cells keep adipose tissue in check by helping to define normal and abnormal physiological states.
A hormone called jasmonate mediates plants' responses to touch and can boost defenses against pests.
A precision microfluidic system enables single-cell analysis of growth and division.
Rodents experience placebo-induced pain relief, providing a new model with which to investigate the phenomenon.
People with certain personality traits are more likely to get pain relief from a placebo, a finding that could help improve clinical trials.