Weather forecasters usually prognosticate precipitation, pollen, and poor air quality. Soon, in some areas, they could provide beachgoers with the probability of confronting a jellyfish.
Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.