Thursday, January 21, 2021

'Smiling eyes' may not signify true happiness after all

A smile that lifts the cheeks and crinkles the eyes is thought by many to be truly genuine. But new research casts doubt on whether this joyful facial expression necessarily tells others how a person really feels inside.

from Latest Science News -- ScienceDaily https://ift.tt/2Y1cg7T
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Two monster black holes just collided — it’s so massive, it shouldn’t exist

Two colossal black holes—among the most massive ever seen—collided in deep space, creating gravitational waves that rippled across the cosmo...