PhysicsSnowflakes fall to the ground according to a universal pattern After analysing the way half a million snowflakes fell during mountain storms in Utah, researchers found surprising similarities ¿ìè¶ÌÊÓÆµ
PhysicsA mysterious, incredibly energetic cosmic ray has smashed into Earth A cosmic ray dubbed Amaterasu is the second most powerful one we have ever seen, beaten only by the "Oh-My-God particle". Both have baffled astronomers and defy explanation ¿ìè¶ÌÊÓÆµ