Digesters convert livestock manure into electricity. Farmers can use it to power their operations or even sell some back to the grid. But some have found the technology too pricey to maintain.
African-American students with disabilities are disciplined far more and graduate far less than their counterparts, researchers say. What needs to change to help more succeed?
After an incorrect dose of a chemotherapy drug for Crohn's disease caused Anne Webster's bone marrow to shut down, she decided that, if she survived, she'd write about her experience.
As my grandfather lay dying from Black Lung disease, his eldest children did not question or doubt his advice to them: go out and get educations, and master newer ways of working.
"I think the profession of science is under attack," says one organizer of the worldwide event. "[We've] left that open for politicians to [hijack] science for their own selfish needs."
The science community feels threatened under the current administration. Researchers, educators and activists took to the nation's capital to stress that cuts to scientific funding affect us all.
The March for Science is one of many demonstrations in response to the Trump administration. Sociology professor David Meyer at the University of California Irvine talks about the history of protests.
Civil rights groups are suing Georgia's secretary of state over voter registration rules that would prevent new voters from taking part in the state's special congressional election.
Chicago City Clerk Anna Valencia talks about the city of Chicago's new municipal ID cards which will be accessible to residents who lack documentation for living there.