31/10/2016

Nanobionic spinach plants can detect explosives

Spinach is no longer just a superfood: By embedding leaves with carbon nanotubes, MIT engineers have transformed spinach plants into sensors that can detect explosives and wirelessly relay that information to a handheld device ...

Artificial muscles show more flex

Artificial muscles made significant gains when a literal twist in the development approach uncovered the tensile—or stretchy—abilities of polymer fibers once they were twisted and coiled into a spring-like geometry. In ...

New study shows how the US can avoid a debt disaster

A new study by John Merrifield, professor of economics at The University of Texas at San Antonio, describes a way for the United States to curb its spending and stop the growth of the astronomical national debt, which is ...

Drones take off in plant ecological research

Long-term, broad-scale ecological data are critical to plant research, but often impossible to collect on foot. Traditional data-collection methods can be time consuming or dangerous, and can compromise habitats that are ...

Key protein implicated in negative side effects of senescence

Cellular senescence is a state in which normal healthy cells do not have the ability to divide. Senescence can occur when cancer-causing genes are activated in normal cells or when chemotherapy is used on cancer cells. Thus, ...

Scientists obtain graphene with high resistance to ozonation

A group of scientists from the National Research Nuclear University MEPhI (Russia) and a series of foreign universities have developed an industrial technology for the purification of graphene, which has higher stability ...

CenturyLink buys Level 3 in big telecom tie-up

US telecom group CenturyLink announced Monday it was acquiring Level 3 Communications for $34 billion including debt, boosting its position as a global internet and fiber communications provider.

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