Source credibility is key to derailing fake news

Fake news is a threat to American democratic institutions and false information can have far-reaching effects. A new study provides a roadmap for dealing with fake news.

The regeneration of a cell depends on where it is positioned

A simple tissue sample from a plant, like a branch or leaf, can grow into a whole new plant. This ability could have applications in the production of food, biomass and medicine, and the genes responsible for regeneration ...

Cells find their identity using a mathematically optimal strategy

Organisms are made of many types of cells arranged in a precise and reproducible spatial pattern that gives rise to properly formed and well-functioning tissues and organs. But how do genetically identical cells in an organism ...

Long-lived soundwaves in crystalline solids

A new study published in Nature Physics describes how a team of scientists used a laser beam to gain access to long-lived soundwaves in crystalline solids as the basis for a potentially new approach to information processing ...

How dogs find their way home (without a GPS)

Animals' ability to navigate long distances has long been shrouded in mystery. From the skill of racing pigeons to find their way home, to the seasonal breeding migration of the humpback whale, a huge range of creatures are ...

Enjoyment motivates people to participate in the sharing economy

People are motivated to participate in the sharing economy because of its ecological sustainability, the enjoyment derived from the activity, the sense of community, and saving money and time. Ecological sustainability is ...

Clickable history

(Phys.org) —Geographic information systems – once limited to the domain of physical geographers – are emerging as a promising tool to study the past, as researchers are discovering for medieval history.

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