The law of conservation of mass states that mass can neither be created nor destroyed. Interestingly, numerous ancient philosophers observed the knack for chemical and physical reactions to simply ...

NEEDHAM, Mass. — A western Massachusetts land trust, Kestrel Trust, supports a farm on the property to help feed food-insecure families supported by the Food Bank of Western Mass.

And, those like Ceballos who argue a major mass extinction has already begun, point to calculations that indicate we could reach that grim, 75 percent mile marker in just a few centuries.

Revere Beach, which is managed by the Massachusetts Department of Conservation and Recreation, May 25, 2020. (Robin Lubbock/WBUR) This article is more than 2 years old.