Sarah Clark

Latest Articles

How does natural selection drive evolution?

How do sedimentary rocks record past climates?

Does a copper coin keep flowers fresh?

Do we really know how life began?

What is Einstein's biggest discovery?

What is considered a regular pentagon?

Will the solar storm break my phone?

Do completely dark dark matter halos exist?

What was Milky Way originally called?

How do we know dark matter exists in the halo?