Phys.org news

Phys.org / How a rare cycad's wax crystals conjure blue without pigment

The endangered South African cycad Encephalartos horridus may resemble a relic from the Jurassic age, but the species itself evolved long after dinosaurs disappeared. Still, it carries a biochemical legacy inherited from ...

11 hours ago in Biology
Phys.org / Oldest known docodontan fossil found in Greenland narrows the evolutionary gap

In a recent study by Dr. Sofia Patrocínio and her colleagues, published in Papers in Palaeontology, a new specimen of Docodonta is described.

16 hours ago in Biology
Phys.org / Landslide risk doesn't always rise after a wildfire, Columbia River Gorge study finds

In the wake of a wildfire, there's often an assumption that burned landscapes will be more susceptible to landslides. But new research from the University of Oregon suggests it's not always that simple.

8 hours ago in Earth
Phys.org / Gossip is good for romance, study finds

"Spill the Tea, Honey: Gossiping Predicts Well-Being in Same- and Different-Gender Couples" is the name of a new study from UC Riverside psychology researchers that found gossip within couples is associated with greater happiness ...

10 hours ago in Other Sciences
Phys.org / Engineer teams up with renowned poet to encode poetry into a 'deathless bacterium'

Greek doctor and philosopher Hippocrates once said (loosely translated), "life is short, and art is long." History is littered with quotes from great thinkers with the same idea: art endures. But limitations remain. Classic ...

10 hours ago in Biology
Phys.org / Home is where the airfields are: What happens when hawks are moved from Los Angeles airports

To a hawk, an airport can look like the perfect place to settle down. The layout provides ample open space, perches, and nice habitat for a variety of prey species. However, congregations of birds, especially big birds, pose ...

11 hours ago in Biology
Phys.org / Organic molecule achieves both strong light emission and absorption for displays and imaging

Researchers at Kyushu University have developed a novel organic molecule that simultaneously exhibits two highly sought-after properties: efficient light emission suitable for advanced displays and strong light absorption ...

10 hours ago in Chemistry
Phys.org / North Atlantic faces more hurricane clusters as climate warms

Tropical cyclones, commonly known as typhoons or hurricanes, can form in clusters and impact coastal regions back-to-back. For example, Hurricanes Harvey, Irma and Maria hit the U.S. sequentially within one month in 2017. ...

11 hours ago in Earth
Phys.org / Water in nanospace: Surfaces, not confinement, rule until the thinnest limits

Researchers at the Max Planck Institute for Polymer Research have upended assumptions about how water behaves when squeezed into atom-scale spaces. By applying spectroscopic tools together with the machine learning simulation ...

11 hours ago in Nanotechnology
Phys.org / New theory may solve quantum 'jigsaw puzzle' for controlling chemical reactions

In the past, chemists have used temperature, pressure, light, and other chemical ways to speed up or slow down chemical reactions. Now, researchers at the University of Rochester have developed a theory that explains a different ...

11 hours ago in Chemistry
Phys.org / Molecular timeline provides insights into how immune cells switch into attack mode

Fighting off pathogens is a tour de force that must happen with speed and precision. A team of researchers at CeMM and MedUni Vienna led by Christoph Bock and Matthias Farlik has investigated how macrophages—immune cells ...

11 hours ago in Biology
Phys.org / 3D holographic imaging tracks lysosomal changes in live cells without chemical labels

A team of researchers from the Institute of Applied Sciences and Intelligent Systems of the National Research Council of Italy (ISASI-CNR) and the Telethon Institute of Genetics and Medicine (TIGEM) has developed a method ...

11 hours ago in Nanotechnology