Liquid crystals differ from isotropic fluids (fluids with similar properties in different directions) to exhibit highly anisotropic (varying properties in different directions) interactions with surfaces. In a new report ...
Seemingly low-hazard seismic regions in Mexico have experienced multiple, strong earthquakes since the 1500s, new research finds, suggesting the regions have many unmapped, active fault lines. The areas are inside the Trans-Mexican ...
Earth Sciences
Sep 26, 2019
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172
In megacities around the world, including Mexico City, Jakarta, New Delhi, Beijing, Los Angeles, Paris and London, humans are polluting air at a rate that Earth can no longer sustain.
Environment
Sep 26, 2019
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29
A new survey shows Canadians care about food affordability and consider it an important issue this federal election. But little attention has been paid to the issue on the campaign trail or via political platforms.
Social Sciences
Sep 26, 2019
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11
The U.N.'s climate panel report released Sept. 25 makes crystal clear that the planet's oceans, snow and ice are in dire trouble and the damage is causing harm to the people who depend on them. Even with aggressive efforts ...
Environment
Sep 26, 2019
3
16
The UK's High Court has ruled that Freddy McConnell, a man who gave birth to his child, does not have the right to be registered as a "father" on his child's birth certificate. McConnell, who is transgender, has indicated ...
Social Sciences
Sep 26, 2019
1
4
Using the Canada–France–Hawaii Telescope (CFHT) and Keck Observatory, an international group of astronomers has performed a photometric and spectroscopic study of Laevens 3—a satellite globular cluster in the Milky ...
One of the biggest contemporary challenges for humanity is to safeguard food security for current and future generations. A growing demand and a steady increase of the world population—nearly 10 billion people are expected ...
Plants & Animals
Sep 26, 2019
0
11
In her address to the United Nations, Greta Thunberg charged adults with unforgivable moral failure. By failing to enact real change that will reverse global warming trends, grown-ups, she said, have "stolen my dreams and ...
Environment
Sep 26, 2019
1
398
Piranhas and their herbivorous cousins pacus have distinctive teeth used to tear through tough food. A recent paper by Matthew Kolmann, a postdoctoral fellow in the Columbian College of Arts and Sciences Department of Biological ...
Plants & Animals
Sep 26, 2019
0
4
