Jaguar kills another predatory cat in never-before-seen footage

A sleek, spotted ocelot slinks down to a watering hole for a drink, when suddenly, a jaguar leaps from the shadows and bites down on the small cat’s neck. Scientists captured footage of this unusual attack in the Maya Biosphere Reserve of Guatemala in March 2019; they recently described the rare predator-on-predator interaction in a […]

Gum disease-causing bacteria borrow growth molecules from neighbors to thrive — ScienceDaily

The human body is filled with friendly bacteria. However, some of these microorganisms, such as Veillonella parvula, may be too nice. These peaceful bacteria engage in a one-sided relationship with pathogen Porphyromonas gingivalis, helping the germ multiply and cause gum disease, according to a new University at Buffalo-led study. The research sought to understand how […]

3D-printed smart gel changes shape when exposed to light

IMAGE: This octopus has color-changing cells, called chromatophores, in its skin, a phenomenon that inspired Rutgers engineers. view more  Credit: NOAA Okeanos Explorer Program, Galapagos Rift Expedition 2011 Inspired by the color-changing skin of cuttlefish, octopuses and squids, Rutgers engineers have created a 3D-printed smart gel that changes shape when exposed to light, becomes “artificial muscle” […]

Hotels that promote women perceived as fairer, less discriminatory

Credit: CC0 Public Domain Hotel managers have something in common beyond their reputations for charming dispositions and excellent listening skills—they’re predominantly men, despite women making up the majority of the accommodations workforce. New research led by the University of Houston Conrad N. Hilton College of Hotel and Restaurant Management suggests hotel companies that promote a […]

Woman’s garden ‘stepping stone’ turns out to be an ancient Roman artifact

A seemingly dull marble slab, used for 10 years as a stepping stone in an English garden, is actually a rare ancient Roman engraving, a new analysis finds.  The discovery surprised its owner, who learned that the 25-inch-long (63 centimeters) slab — a stone she had previously used as a stair while mounting her horse […]

New clues to prostate cancer

IMAGE: Flinders University Associate Professor Luke Selth, from the Flinders Health and Medical Research Institute. view more  Credit: The Hospital Research Foundation Australian research has identified a new mechanism in which prostate cancer cells can ‘switch’ character and become resistant to therapy. These findings, just published in Cell Reports, are an important development in unravelling how […]

Massachusetts lawmaker wants to name official state dinosaur

A Massachusetts state lawmaker is asking for the public’s help to select an official state dinosaur. State Rep. Jack Lewis tweeted Monday that he plans on filing the legislation on Jan. 15, adding that the effort is a good way for children to learn about the legislative process. But first, the Framingham Democrat is asking […]

Discovery of endangered female turtle provides hope for extremely rare species

 The world’s most endangered turtle species may now have a fighting chance, after a 3-foot-long (1 meter) female — a potential mate for the lone known male of the species — was discovered in Vietnam.  Researchers from the Asian Turtle Program (ATP) of Indo-Myanmar Conservation (IMC) and the Wildlife Conservation Society (WCS) discovered the 182-pound […]

New COVID-19 test gives positive result in just a few minutes — ScienceDaily

A new COVID-19 test that reduces testing time from 30 minutes to less than five and delivers accurate results has been developed by researchers at the University of Birmingham. The researchers believe their method could deliver a test that is not only fast but also sufficiently sensitive. The test does not require samples to be […]