UNCERTAIN — Out on Caddo Lake, among the mossy, primeval cypress trees that seem to float on the banks, Michael Turner maneuvered his swamp boat into a narrow slough and began hosing down the ...

For there are certain species of invasive weeds which thrive in wetter conditions such as waterlogged or poorly drained areas. One of these is Japanese knotweed, which has seen an increase in 27. ...

Next time you buy organic fruits, veggies, or nuts, it might be thanks to a giant weed-whacking robot. Semi-autonomous farming machines are navigating agricultural fields across California and ...