A 2-billion-year-old chunk of sea salt provides new evidence for the transformation of Earth's atmosphere into an oxygenated environment capable of supporting life as we know it.
Sewage treatment may be an unglamorous job, but bacteria are happy to do it. Sewage plants rely on bacteria to remove environmental toxins from waste so that the processed water can be safely discharged into oceans and rivers.
Do smart kids make more friends? If others see their cleverness paying off, then yes—at least, that seems to be true for our primate cousins, ring-tailed lemurs (Lemur catta), report a team of Princeton University researchers.
Propaganda by way of "fake news" is one way a nation can wage war without firing a single shot. Another is through tactics of subversion and coercion, in which a country intentionally keeps neighboring countries weak in order ...
While most young people use social media to be social, Princeton senior Masoomali Fatehkia is using it to advance social good.