New paleomagnetic research suggests Earth’s solid inner core formed 550 million years ago and restored our planet’s magnetic field — ScienceDaily

Approximately 1,800 miles beneath our feet, swirling liquid iron in the Earth’s outer core generates our planet’s protective magnetic field. This magnetic field is invisible but is vital for life…

Cubs’ Marcus Stroman Solid in Return From ‘Tough’ COVID Absence – NBC Chicago

Cubs’ Stroman solid in return from ‘tough’ COVID absence originally appeared on NBC Sports Chicago Cubs starter Marcus Stroman returned to the mound Thursday for the first time in nearly…

Solid tumors use a type of T cell as a shield against immune attack — ScienceDaily

An unexpected trick in cancer’s playbook may fool an important component of our immune systems into knocking down our natural defenses against solid tumors. Scientists at Fred Hutchinson Cancer Center…

Solid aerosols found in Arctic atmosphere could impact cloud formation and climate — ScienceDaily

The Arctic is rapidly losing sea ice, and less ice means more open water, and more open water means more gas and aerosol emissions from the ocean into the air,…