PRI Update Reminder

Science-stuffed envelopes

Extra extra! The PRI Update is back in print! It’s an illustrated science newsletter once a month in your USPS snail mailbox!

Sign up here. For 85% off your first month, now through Dec 15th, and a bonus drawing in your first issue, use code 69SEKS.

Give the PRI update as a holiday present!

Leroy sees things from a different perspective.

Almaz, og subscriber, multitasks.

Making Christmas bright!

Billy is a pleased patron of the USPS on mail day.

Hope to light up your mailbox soon!