After court documents unsealed Tuesday raised questions about research methods, Monsanto says it did not ghostwrite a 2000 study on the safety of glyphosate.
After dueling reviews of research studies, scientific panels are having a hard time agreeing whether the most common weed killer in the U.S. can cause cancer.
The Environmental Protection Agency says that the country's most widely used weedkiller, glyphosate, does not cause cancer.
The European Commission voted to extend the sale of the product until the European Chemical Agency provides a new ruling in 2017.
World Health Organization's cancer research agency listed coffee as a possible carcinogen in 1991, but the body of evidence now suggests that's not the case.
An EU proposal to extend the sale of the chemical in Monsanto's Roundup has failed to garner enough support in the EU.
Farmers fighting herbicide-resistant weeds will likely look to spray more chemicals. Researchers are trying to determine which herbicides could cause cancer.
The FDA is currently considering a ban on the use of BPA in infant formula containers. The chemical has already been banned in Canada, the E.U. and China.
The Center for Science in the Public Interest sent a letter to the FDA on Monday detailing concerns about a compound used to give cola its distinctive look.
The FDA will vote on whether or not to ban BPA from all food packaging by the end of March.