NOVA.

NOVA

Ocean Invaders

Marine biologist Danni Washington studies how lionfish have invaded the Atlantic and wreaked havoc, and what can be done about it. (60 minutes)

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UPCOMING EPISODES

Sat, 5/3 at 4:00 am on Austin PBS WORLD

Weathering the Future

Americans use ancient wisdom and new solutions to fight against extreme weather, from intense rainstorms to megafires and droughts. (60 minutes)

Tue, 5/6 at 6:00 pm on Austin PBS WORLD

Critical Condition: Health in Black America

Researchers examine the causes of racial health disparities, and why Black Americans are nearly twice as likely to have chronic diseases than whites. (120 minutes)

Tue, 5/6 at 11:00 pm on Austin PBS WORLD

Critical Condition: Health in Black America

Researchers examine the causes of racial health disparities, and why Black Americans are nearly twice as likely to have chronic diseases than whites. (120 minutes)

Wed, 5/7 at 7:00 am on Austin PBS WORLD

Critical Condition: Health in Black America

Researchers examine the causes of racial health disparities, and why Black Americans are nearly twice as likely to have chronic diseases than whites. (120 minutes)

Wed, 5/7 at 8:00 pm on Austin PBS HDTV

Ultimate Crash Test: Countdown

Scientists make a series of high-stakes decisions as they prepare for the most ambitious crash test ever conducted. (60 minutes)

Thu, 5/8 at 1:00 am on Austin PBS HDTV

Ultimate Crash Test: Countdown

Scientists make a series of high-stakes decisions as they prepare for the most ambitious crash test ever conducted. (60 minutes)

Sun, 5/11 at 3:00 am on Austin PBS HDTV

Ultimate Crash Test: Countdown

Scientists make a series of high-stakes decisions as they prepare for the most ambitious crash test ever conducted. (60 minutes)

Sun, 5/11 at 5:00 pm on Austin PBS HDTV

Ultimate Crash Test: Countdown

Scientists make a series of high-stakes decisions as they prepare for the most ambitious crash test ever conducted. (60 minutes)