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In this photo from March, a North Atlantic right whale feeds off the coast of Massachusetts. A new North Atlantic right whale calf was just spotted — and it's the first calf sighting in over a year.

Endangered Species Observers Have Spotted The First Right Whale Calf Of The Season

The sighting is a glimmer of hope for a species that has seen a hard few years: 19 right whales died in 2017 and 2018, and not a single North American right whale calf was seen last season.

Mourners comfort each other Thursday during a vigil at the Thousand Oaks Civic Arts Plaza for the victims of the mass shooting at Borderline Bar and Grill in Thousand Oaks, Calif.

Another Mass Shooting? 'Compassion Fatigue' Is A Natural Reaction

As the incidents of mass shootings in the U.S. occur, some people are starting to feel numbed by them. Psychologists says this is normal.

Daniel Gorham is a fire engineer and former firefighter who helped design and carry out the embers test.

Step 1: Build A House. Step 2: Set It On Fire

After back-to-back hurricanes and wildfires, insurers are looking for more-resilient construction materials. That means building model homes and then blowing off their roofs or setting them on fire.

A new study from the University of Texas at Austin suggests that bees exposed to glyphosate, the active ingredient in Roundup, lose some of the beneficial bacteria in their guts and are more susceptible to infection and death.

Study: Roundup Weed Killer Could Be Linked To Widespread Bee Deaths

Scientists at the University of Texas at Austin posit that glyphosate destroys specialized gut bacteria in bees, leaving them more susceptible to infection and death from harmful bacteria.

‘The Martian,’ Titans And Hitchcock

All the hype this week is focused on "The Martian" (opening Oct. 2 throughout San Diego), but there are plenty of other film choices for this weekend.

An aerial view of a combine harvesting corn in a field near Jarrettsville, Md. A new study ties an estimated 4,300 premature deaths a year to the air pollution caused by corn production in the U.S.

Growing Corn Is A Major Contributor To Air Pollution, Study Finds

A study ties an estimated 4,300 premature deaths a year to the air pollution caused by corn production in the U.S. In some regions, the per-bushel health costs exceed the corn's market price.

Donkeys in Africa are among those slaughtered so their hides can be sent to China.

Donkeys Are Dying Because China Wants Their Hides For A Traditional Remedy

China reportedly needs 4 million donkey hides a year for the traditional medicine ejiao. They're importing hides from poor countries — and dealing a blow to people whose livelihood depends on donkeys.

Researchers at the University of California, Davis are testing whether adding seaweed to cows' feed reduces methane emissions.

Surf And Turf: To Reduce Gas Emissions From Cows, Scientists Look To The Ocean

When cows burp, they emit the potent greenhouse gas methane into the atmosphere. But by adding seaweed to the cows' diets, researchers are noticing a dramatic reduction in methane production.

Illustrated portrait of Nobel Laureate, Carl Wieman

Hey Higher Ed, Why Not Focus On Teaching?

Stanford's Carl Wieman won a Nobel Prize for his groundbreaking work in quantum mechanics. With a new book, he continues his efforts to spark systemic changes in how universities teach science.

Environmental activists occupy the office of House Democratic Leader Nancy Pelosi this past December. They plan more sit-ins to push for support of a sweeping resolution to address climate change.

Despite Few Details And Much Doubt, The Green New Deal Generates Enthusiasm

The proposal to address climate change is short on specifics and wildly ambitious. Seasoned energy experts doubt it can work, but give it credit for energizing young activists.

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