Search results for eyelashes

Evolution Mar 5, 2019

Biologists experimentally trigger adaptive radiation

When naturalist Charles Darwin stepped onto the Galapagos Islands in 1835, he encountered a bird that sparked a revolutionary theory on how new species originate. From island to island, finches had wildly varied beak designs ...

Environment Dec 7, 2018

Ice is a lifeline for the world's coldest region

Innokenty Tobonov sinks his harpoon into a long block of ice while his helpers expertly push it out of freezing lake waters onto the snow-dusted surface before sliding it towards an idling tractor.

Ecology Oct 25, 2018

Plump songbirds more likely to survive migration over Gulf of Mexico

A kilometer above Fort Morgan, Alabama, small migratory birds face a critical decision. Ahead lies a thousand kilometers of open water, the Gulf of Mexico, and a 22- to 24-hour flight without rest or food. On the other side, ...

Optics & Photonics May 29, 2018

Novel power meter opens the door for in-situ, real-time monitoring of high-power lasers

High-power lasers are now widely used in additive manufacturing and laser welding systems to precisely cut and weld metal, making all kinds of metal parts for medical devices, aerospace applications, automotive industries, ...

Ecology Mar 9, 2018

Eyelash-sized plants reveal climate change—and citizen scientists help identify them

A botanist, a retired businesswoman, and a high school student walk into a bar. Or, maybe not a bar, what with the high school student. A museum. They and their team have a common problem—too many plant photos to analyze—and ...

General Physics Jan 26, 2018

The kilogram gets a makeover

In Sèvres, a small commune on the outskirts of Paris, lies a gleaming lump of metal the size of a palm. Le Grand K, or Big K as they call the platinum and iridium alloy, sits underground in a high-security vault. It is held ...

General Physics Nov 6, 2017

How much does a kilogram weigh?

The kilogram doesn't weigh a kilogram any more. This sad news was announced during a seminar at CERN on Thursday, 26 October by Professor Klaus von Klitzing, who was awarded the 1985 Nobel Prize in Physics for the discovery ...

Environment Oct 17, 2017

Study suggests oysters offer hot spot for reducing nutrient pollution

When it comes to oysters and their role in reducing nutrient pollution, a new study by researchers at William & Mary's Virginia Institute of Marine Science gets right to the guts—and the shell—of the matter.

Astronomy Aug 30, 2017

ALMA finds huge hidden reservoirs of turbulent gas in distant galaxies

A team led by Edith Falgarone (Ecole Normale Supérieure and Observatoire de Paris, France) has used the Atacama Large Millimeter/submillimeter Array (ALMA) to detect signatures of the carbon hydride CH+ in distant starburst ...

Cell & Microbiology Aug 14, 2017

Cancer-fighting T cells are smarter, stronger than experts thought

Scientists studying the body's cancer-fighting T cells have a serious problem: When they culture them in the lab, the T cells sit around at equilibrium, waiting to bump into cancerous cells. But that's not how they operate ...

page 3 from 8