the Sciences: An Integrated Approach, science homework help

The course is Science and society book is The Sciences: An Integrated Approach, 8th edition by James Trefoil write a 2 paragraph answer for each question and explain how it illustrates a concept presented in the course. tell course of article and whether its a primary or secondary source.  

Give a brief review of any current science article and explain how it illustrates a concept presented in this course. Make sure you include the source of the article and whether it is a primary or secondary source.