Just outside Belém, the Amazonian city where the world is meeting to discuss climate change, electricity is a very recent arrival.
With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an object that came from beyond our solar system.
Four proposed rules could make it easier to drill for oil or harvest timber in areas where endangered species live.
The virus circulating this year is more virulent and has been spreading faster and earlier than usual.
And humans are far from the only species locking lips.
Clinicians often rely on patients to disclose thoughts of self-harm, but some are lobbying for a new diagnosis to better assess the risk.
Clinicians often rely on patients to disclose thoughts of self-harm, but some are lobbying for a new diagnosis to better assess the risk.
Instead of requiring personalized gene edits for each patient, the new approach could create a standardized method to use for many diseases.