News
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SpaceThe largest known galaxy is wider than 17 Milky Ways
Scientists have identified the edge of galaxy IC 1101 and crowned it with the title of largest known galaxy.
By Nikk Ogasa -
AnimalsSad or afraid? Dogs may be able to read your face
A new brain-imaging study suggests that dogs may be able to distinguish between certain negative human emotions just by looking at people’s faces.
By Meghan Rosen -
ArchaeologyAncient Greek rings may have been forged with iron from meteorites
Chemical analysis of Bronze Age iron objects indicate that Greek nobles may have indulged in signet rings made with precious metal from the sky.
By Tom Metcalfe -
Artificial IntelligenceAI may respond differently to bosses and subordinates
In simulated conversations, social hierarchy can sway AI agents, making lower-status systems more likely to follow harmful requests.