One of the most advanced tuberculosis vaccines has failed to protect infants from getting the disease in a clinical trial, but it may be effective in adults.
One of the most advanced tuberculosis vaccines has failed to protect infants from getting the disease in a clinical trial, but it may be effective in adults.
After a 4-year stretch as US Energy Secretary, during which he fought to fund research on clean energy technology, Steven Chu has announced his resignation.
Collective cell migration relies on a directional signal that comes from the moving cluster, rather than from external cues.
Watch the cell transplant experiments in zebrafish that suggest certain embryonic cells rely on intrinsic directional cues for collective migration.
With dogged persistence and an unwillingness to entertain defeat, Bruce Beutler discovered a receptor that powers the innate immune response to infections—and earned his share of a Nobel Prize.
Some of these insidious viruses expertly subvert the host immune system, allowing their unhindered proliferation.
More than 140 nations agree to a plan to limit global mercury emissions.
Researchers and biotech companies are bringing a universal flu vaccine closer to reality.
Fisheries scientists allege that an official wanted to abolish their department because their research contradicted the findings of other agencies.