The new method for counting fish is comparable to that of a quantitative echo sounder method.
The research has found that volcanism may have helped repopulate the planet.
The DNA structure MIT engineers created were coated with HIV proteins and brought out a strong immune response in cells.
Biggest aphantasia study to date links the condition to reduced recollection of memories among other findings.
The study has significant implications for treatment of memory problems in diseases such as Alzheimer's and epilepsy.