Monarchs Are Disappearing in the Western U.S. What’s Happening?

Monarchs Are Disappearing in the Western U.S. What’s Happening?

It’s the biggest monarch butterfly breeding site the U.S. Forest Service manages in the Intermountain West. What you plant in your garden and flowerbeds this growing season will help or hinder pollinators, including monarchs. Everyone can help.” A monarch caterpillar eats a leaf on a butterfly milkweed plant.

New York's Summer and Winter Captured in One Single Image

New York's Summer and Winter Captured in One Single Image

But even though he shared multiple vantage points, the images that always performed best on social media were those taken from a single spot: high over Harlem, looking south over Central Park, the skyscrapers of Midtown, and Downtown Manhattan, with the East and Hudson Rivers converging at the top of the frame.

One Square Meter of Prairie

One Square Meter of Prairie

Photo © Chris Helzer / TNC I was thrilled to photograph two different monarch butterflies inside the plot, the more so because of their current population declines.

How to Follow New Horizons' Historic Flyby of Ultima Thule

How to Follow New Horizons' Historic Flyby of Ultima Thule

As the mission's principle investigator Alan Stern puts it: "In the days following the flyby, Ultima Thule's going to become a real thing, then a real thing with a shape, then a real thing with geology." Here's when to expect what:January 1, 7:00 am PT / 10:00 am ET: By this time, New Horizons' mission scientists will expect to have heard from the probe about its health and whether the mission was successful.

Tackling climate change in the poorest countries

Tackling climate change in the poorest countries

Recognizing the urgent need for more action, the World Bank Group announced new and ambitious targets for our climate work with developing countries at COP24, this month’s global climate change conference in Katowice, Poland.

A Bug-Like Robot Uses Electricity to Walk Upside Down

A Bug-Like Robot Uses Electricity to Walk Upside Down

“The idea is with three legs on the ground, it's always statically stable,” says Wyss roboticist Neel Doshi, coauthor on a Science Robotics paper describing HAMR’s new power.About that static: Think of the robot as sticking to the surface like a magnet, only the forces here are electric.

5 Questions Congress Should Ask Google's Sundar Pichai

5 Questions Congress Should Ask Google's Sundar Pichai

At the time, Google's support page claimed that "With Location History off, the places you go are no longer stored." After the AP report was published, the company updated the language to say, "Your settings for other location services on your device, like Google Location Services and Find My Device, are not changed." This impacts Android users and iPhone users who have the Google Maps app.Google said it collects this data to "improve people’s experience" and allows people to delete this history whenever they want.

Three Great New Nature Reference Guides

Three Great New Nature Reference Guides

Johns Hopkins University Press has emerged as one of the leading publishers of nature reference guides. The book also includes detailed accounts of all the world’s owl families, plus a checklist of all species.

5 STEM Toys to Entertain and Enlighten Your Kids

5 STEM Toys to Entertain and Enlighten Your Kids

Now the Crayola folks make a proper chemistry set with 16 out-of-the-box projects and 34 more that use household ­ingredients, from erupting volcanoes and glow worms to three types of slime.$25Styling by Kiki StevensThis article appears in the September issue.

A New Robotic Fly Dips and Dives Like the Real Thing

A New Robotic Fly Dips and Dives Like the Real Thing

In this sense it’s autonomous to a degree, though the researchers remotely pilot it around.To fly forward, DelFly’s motors tilt the two pairs of wings forward, like a helicopter. Taken together, these wing controls produce a range of maneuvers to rival that of the fruit fly.Animation by TU Delft