Five Best Ideas of the Day: February 19

1. Are rising tensions between nuclear powers and an increased risk of rogue actors getting weapons spurring a new nuclear age?

By Rod Lyons in RealClearDefense

2. Psychological barriers — not science — are holding back progress on treating wastewater, improving crop yields and more.

By Maria Konnikova in the New Yorker

3. Massive computing power and better tools are making it harder to hide submarines. Are they becoming obsolete?

By Harry J. Kazianis in the National Interest

4. It’s too soon to celebrate a win in the Net Neutrality battle.

By Blair Levin in Re/code

5. Mumbling isn’t lazy speech. It’s data compression.

By Julie Sedivy in Nautilus

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