A special Double Helix offer!

Since you're signed up to our Double Helix Extra email, we have a special offer for you! Purchase any Double Helix magazine subscription and we will send you a $50 CSIRO Publishing book voucher.

Subscriptions start from as low as $35! Head to doublehelix.csiro.au and purchase any subscription using promo code BVDHEXTRAN to get your voucher. It’s that easy!
 

Hurry, this offer is only valid for a limited time.

Fine print: This special offer only available for subscriptions purchased by 31 March 2020. After the successful processing of the Double Helix subscription the payer will receive the book voucher via email within 3 business days.The book voucher is for use on purchases across the full range of CSIRO Publishing print books through the CSIRO Publishing website (no eBooks or journal products). The voucher code is designed for use in a single transaction and any balance can not be redeemed for cash. Lost vouchers are not replaceable. Vouchers will be valid for 2 years.