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Publicado em 13 fevereiro 2017

Scientists have discovered a new species of amoeba and named it after Gandalf -a character from `The Lord of the Rings' franchise -due to the microorganism's resemblance to the popular wizard's hat.Thecamoebians are among the 30-45 lineages of amoebae known to exist worldwide. During their evolution, they have developed the ability to produce a varyingly shaped outer carapace or shell in which to protect themselves. Researchers at the University of Sao Paulo and University of Maringa (UEM) in Brazil have identified a species of thecamoeba, named Arcella gandalfi, with a carapace that resembles the wizard's hat worn by Gandalf, one of the most important characters in `The Lord of the Rings,' a series of novels by J R R Tolkien.

Smart power grid technology may be prone to hacking:

Smart grid technology -such as management systems in power plants -may be prone to hacking, say scientists who delved into “nightmare“ scenarios where hackers exploit security weaknesses and execute a disruptive plan of cyberattacks. Reliability measures of electrical grid has risen to a new norm as it involves physical security and cybersecurity. Threats to either can trigger instability, leading to blackouts and economic losses.