Recent Episodes
TV Schedules
Upcoming
Seasonal Worlds - S1 E3
Sir David Attenborough reveals the surprising and dramatic effects of the four seasons on plant life. To survive the challenges each season presents, plants must use strategy, deception and remarkable feats of engineering.
- Sunday April 19, 2026 10:00 pm ET on KET2
- Sunday April 19, 2026 9:00 pm CT on KET2
- Tuesday April 21, 2026 4:00 am ET on KET2
- Tuesday April 21, 2026 3:00 am CT on KET2
Desert Worlds - S1 E4
Plants can spend decades waiting for rain or travel to find it in the hostile world of the desert. Survival tactics include using weapons, camouflage and forming surprising alliances with animals.
- Sunday April 26, 2026 10:00 pm ET on KET2
- Sunday April 26, 2026 9:00 pm CT on KET2
- Tuesday April 28, 2026 4:00 am ET on KET2
- Tuesday April 28, 2026 3:00 am CT on KET2
Human Worlds - S1 E5
David Attenborough reveals how humans are helping plants, many of which face extinction, including projects in Africa and rebuilding a Brazilian rainforest tree by tree.
- Sunday May 3, 2026 10:00 pm ET on KET2
- Sunday May 3, 2026 9:00 pm CT on KET2
- Tuesday May 5, 2026 4:00 am ET on KET2
- Tuesday May 5, 2026 3:00 am CT on KET2
Recent
Water Worlds - S1 E2
- Tuesday April 14, 2026 4:00 am ET on KET2
- Tuesday April 14, 2026 3:00 am CT on KET2
- Sunday April 12, 2026 10:00 pm ET on KET2
- Sunday April 12, 2026 9:00 pm CT on KET2
Tropical Worlds - S1 E1
- Tuesday April 7, 2026 4:00 am ET on KET2
- Tuesday April 7, 2026 3:00 am CT on KET2
- Sunday April 5, 2026 10:00 pm ET on KET2
- Sunday April 5, 2026 9:00 pm CT on KET2

