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Profiles

C&EN talks with Ewine van Dishoeck, Kavli Prize-winning astrochemist

Leiden University’s Ewine van Dishoeck talks about building instruments for the Atacama Large Millimeter Array and the James Webb telescopes

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Consumer Safety

FDA bans 7 synthetic food flavorings

Agency responds to evidence that chemicals can cause cancer in animals


Restrictions lowered for cannabis-derived drug

DEA reschedules Epidiolex, an FDA-approved cannabidiol treatment for rare seizure disorders


Spying on early ovarian cancer with mass spec imaging

New technique tracks messenger molecules traveling between migrating cancer cells and ovarian tissue