https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/440475Edit ImageSaveSaveEditCropCustom Text Make it Yours.Edit, remix and personalize with your own textCustomizeOr start from these designsInside the Spectrum prototype unit, organisms in a Petri plate are exposed to blue excitation lighting. Original from NASA. Digitally enhanced by rawpixel.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFBanner JPEG 1200 x 800 px | 300 dpiLarge JPEG 3500 x 2333 px | 300 dpiBest Quality JPEG 5760 x 3840 px | 300 dpiBanner TIFF 1200 x 800 px | 300 dpiBest Quality TIFF 5760 x 3840 px | 300 dpi | 126.6 MBEdit ImageMonthlyYearlySave 50%Get PremiumProfessional design resources and creative toolsfromfrom$6.50/mo$78 billed yearlyUnlimited downloadsAd-free experienceUnlock millions of creative assets and our entire Creative Studio of editable templates, mockups and design toolsBuy Now