Recent Posts

Climate & Energy

2 cool maps that show how wind power is poised to go big — really big

The U.S. Department of Energy has published two new maps that put that our wind-powered future in concrete terms.


Can the “whitest city in America” deliver green living for all?

Portland, Ore., has set out to bridge the "green divide," bringing environmental justice to poor communities and communities of color.

Climate & Energy

You can’t talk about the future of the Democratic Party without talking about climate change

A recent N.Y. Times article paints Rep. Chris Van Hollen (D) as a pragmatist fighting off a challenge from his left, but it misses the mark by ignoring his progressive leadership on climate change.


Surprise — teens are having sex. How can we make it safer?

Teen sex is not a big deal as long it's done safely -- which is where, sadly, we start to run into trouble.

Cricket game

In which I feed my children “land shrimp”

Crickets make a great sustainable protein source. But there are still some problems with the yum factor -- we lack a culinary tradition for bugs.


What happens if I flush leftover drugs down the toilet?

A reader wonders about the best way to dispose of unneeded medicine. Umbra plumbs for answers.

Climate & Energy

The Navy gears up for huge war games in Alaska — wildlife and environment be damned

As climate change melts Arctic ice, the military is increasingly focused on the far north. That's bad news for ecosystems and native people.


Go diving for sea urchins with a hilarious 73-year-old

This video explores San Diego's awesome food scene.

Green Screen

Is Tomorrowland the most dystopian movie of 2015?

Hype around Tomorrowland has focused on the film’s optimism -- look at this happy, perfect future we could have! It's not that simple.