You are not currently logged in
As it heads into the solar maximum of its 11-year activity cycle, the sun has been remarkably quiet—but NASA scientists say sometime this year, that will change.
Click here to read Bob's blog.
Free stuff is getting harder to come by, but there are some things you…
No email address was supplied by
To complete your registration on this site, please supply an address.
Please confirm or modify the email address to which you will have subscription offers sent.
For a more personalized experience, please supply the following optional information.