I'm not a subscriber myself, but this looks like a great deal for those who might be interested.
$11.99/year (regularly $19.99) for HD streaming
$41.99/year (regularly $69.99) for 4K streaming.
We believe curiosity is the driving force that fuels our passion to learn, create, understand and explore!
From the founder of the Discovery Channel, CuriosityStream is the award-winning streaming destination where viewers can journey through our world and beyond with Thousands of documentary features and series. Our immersive experiences showcase experts from Stephen Hawking to Veritasium's Derek Muller, stunning visuals and unrivaled storytelling to demystify science, technology, history and nature. Whether you want to explore Mars or travel back to ancient civilizations, CuriosityStream adds new binge-worthy films and series each week, empowering you to dive deep into your favorite subjects and explore new territory sure to entertain, enlighten and inspire.
Satisfy your thirst for knowledge anytime and anywhere with CuriosityStream access available worldwide on your television, laptop or mobile device.
All plans include:
High Definition quality (HD)
Unlimited streaming of thousands of shows
Stream on your laptop, TV, phone and tablet
Offline viewing on your phone and tablet
Valid thru January 5, 2020