Stories by Tanya Lewis

The show is inspired by British biology student Elise Andrew's wildly popular Facebook group

 

The fossil-rich layers date from the period when dinosaurs and birds split from a common ancestor

A virtual arm superimposed over a live video feed of the patient was controlled using electrodes attached to his stump

The chemistry and mineralogy of the rock around extremely well preserved fossils of dinosaurs and other animals suggests that they were indeed entombed by volcanic ash

A new species of anemone burrows into the ice and extends its tentacles into the surrounding water to feed

Sloth dung nourishes the moths and algae that sloths eat

Forget plastic: for under $1,200, you could print metal components and tools

Male brains have more connections within hemispheres to optimize motor skills, whereas female brains are more connected between hemispheres to combine analytical and intuitive thinking

Certain brain areas are enlarged and white-matter tracts were better connected in people with larger social networks

The fish possessed complex facial bones characteristic of bony fish and land animals, including humans

Climate scientist James Hansen is retiring from NASA this week to devote himself to the fight against global warming

The new find solves a puzzle about where these big-fanged felines arose

3-D glasses help doctors perform invasive surgery when their hands are obscured from view

Mice can be cloned via somatic cell nuclear transfer from other mice indefinitely, a new technique suggests. The technique could be used for large-scale production of superior-quality animals for farming or conservation purposes

Aquarium pets are showing up in some unlikely places, and that’s bad news for native species

A cell printer could make 3-D human tissues for testing new drugs, growing organs or even printing cells directly inside the body

Observing neural signals in real time gives researchers a better look at how a fish's brain perceives the outside world

Applying a weak electric current to a particular region of a smoker’s brain could curb nicotine cravings