A nicotine metabolite once thought to be inactive, cotinine, instead supports learning and memory, by amplifying the action of a primary chemical messenger involved in both, finds a new study. The…

At least five mass extinction events have profoundly changed the course of life on Earth - animal life, at least. Plants have been very resilient to those events, finds a new study. For over 400…

"1. Interaction with matter changes the neutrino mixing and effective mass splitting in a way that depends on the mass hierarchy. Consequently, results of oscillations and flavor conversion are…

  Modern physics is not accidentally relativistic and quantum, or in other words, Einstein-relative as well as Everett-relative (Bell-violating Everett-relativity is the very core of quantum…

It's a firmly established fact straight from Biology 101: Traits such as eye color and height are passed from one generation to the next through the parents' DNA. But now, a new study in mice by…

Caring for offspring is unequal between the sexes in many animal species and a new study suggests evolution is the culprit. Making babies is one of the fundamental conflicts of interest between…

In 2006, there was a large die-off in bees and though their numbers quickly rebounded and have continued upward since, scientists have been looking for ways to make the periodic collapses that occur…

Scientifically engineered tissues intended to repair or regenerate damaged or diseased human tissues require three-dimensional tissue constructs that are densely packed with living cells. The Bio-P3…

In 2013, Senator Barbara Boxer (D-Calif.) introduced a bill to put federal labels on foods that contain any component that has been genetically modified. It was a perfunctory effort then and died in…

A new mathematical analysis tool can numerically describe the skull as an extended network structured in ten modules.  Anatomical Network Analysis (AnNA) is based on network analysis…

Attacks on institutions that keep records of global temperatures, such as NASA, the US National Oceanic and Atmospheric Administration, the UK Met Office, and Australia’s Bureau of Meteorology,…

By Leigh Cooper, Inside Science (Inside Science) – Two bottles of whole milk sit side-by-side in a supermarket refrigerator. One costs $3.46 per gallon while the other costs $7.08 per gallon. The…

Early hominids didn’t have a lot of time to whip up coconut flour pancakes. Credit: United Artists Reconstructions of human evolution are prone to simple, overly-tidy scenarios. Our ancestors, for…

Over the long term, a high-fat diet is bad for heart attack risk. Yet a new study finds that if you are going to have a heart attack, you are likely to get through it better if you ate a high-…

Researchers at the Medical College of Wisconsin (MCW), in collaboration with other colleagues of the Genetic Epidemiology of Lung Cancer Consortium (GELCC), have identified a gene that is associated…

For chimpanzees, just like humans, teasing, taunting and bullying are familiar parts of playground politics. An analysis of 12 years of observations of playground fights between young chimpanzees in…

It's always helpful to have text or verbal claims about where a video was taken, but when it comes to terrorists or other criminals, they might not be telling the truth.  Researchers from Ramón…

DreamWorks Animation Foliage System "trees" in "How To Train Your Dragon." Courtesy of DreamWorks Animations By Emilie Lorditch, Inside Science (Inside Science) – From a tree's exquisitely textured…

Latching onto the probiotics diet fad, several studies have claimed that the gut microbiome, the diverse array of bacteria that live in the stomach and intestines, may be to blame for obesity. But…

The Great Lakes have been invaded by more non-native species than any other freshwater ecosystem in the world, and though there have been increasing efforts to stem the tide of invasion threats, they…