Science Moderna, Merck Say mRNA Vaccine Prevents Melanoma From Returning Moderna and Merck say the experimental vaccine prevented the return and spread of the cancer in high-risk melanoma patients. August 19, 2026 1 minute read Read More → Post navigation Previous: Newly discovered immune hubs in our skull may keep our brain healthyNext: Jellyfish mesmerise in their own museum in Florida Related Stories Science U.S. Cuts Colorado River Water for Arizona, California and Nevada August 21, 2026 Science ‘Off the charts’ El Niño is already the strongest since records began August 21, 2026 Science Greenland meltwater is intensifying European heatwaves August 21, 2026