science rules

Coolest science photos of the week

May marked the 40th anniversary of the eruption of Mt. St. Helens in Oregon — the deadliest eruption in US history. The resulting crater measures a mile across by about two miles across.

Scientists are mimicking the high pressure conditions in planetary cores in a lba at the Carnegie Institute for Science. This scanning electron microscope image shows a “planetary core” of iron — the bright circle.

Stephen Elardo