‘Nova’ delivers stories from the front lines of science

“Nova” explores new discoveries and how we have come this far. Except where otherwise noted, all times below are Wednesdays at 8 p.m. on Arizona PBS.

August 28: “Lethal Seas”

Oceans absorb about a quarter of the carbon dioxide in our atmosphere. With carbon emissions sharply rising, the silent killer is entering the seas at a staggering rate – raising the oceans’ acidity. Follow scientists who are seeking solutions, including a unique coral garden in Papua New Guinea that offers a glimpse of what the seas could be like in a half-century. (Also Thu. 8/29 at 2 a.m.)

Sept. 4: “Rise of the Superstorms”

Dive into the devastation wrought by Hurricanes Harvey, Irma and Maria. How can scientists better predict these storms, and what does the 2017 season tell us about the likelihood of future storms? (Also Thu. 9/5 at 2 a.m.)

Sept. 11: “Treasures of the Earth: Gems”

Delve into Earth’s depths to discover how precious stones are forged and what explains the allure of each captivating gemstone. (Also Thu. 9/12 at 2 a.m.; Sun. 9/15 at 1 p.m.)

Sponsor message:

Sponsor message:

Sign up to receive the Arizona PBS Insider

Get up-to-the-minute information about your favorite programs and learn more about Arizona PBS news and events.

'The Miniaturist' miniseries depicts an Amsterdam full of secrets

The Miniaturist on Masterpiece

Amsterdam comes alive in a mixture of wealth, opulence, control, repression and sensuality in "The Miniaturist," a three-part miniseries based on Jessie Burton’s bestselling novel, airing Thursday at 8 p.m.

'Nova' delivers stories from the front lines of science

"Nova" celebrates the Summer of Space by exploring new discoveries and how we have come this far on Wednesdays at 8 p.m. on Arizona PBS.

'Frontline' examines controversial newsmakers

Investigate news and newsmakers Tuesday nights on Arizona PBS.