On the Popular Science homepage, identify the authors of the three most recent articles listed. Additionally, navigate to the 'Environment' section in the main menu and list all the subtopics available there. Provide both sets of information.
Navigate to popsci.com. Locate the 'Latest News' section on the homepage. Identify and record the author of the first (most recent) article. Identify and record the author of the second most recent article. Identify and record the author of the third most recent article. Click on the 'Environment' link in the main navigation menu. List all the subcategories displayed under 'Environment'.
State the author of the first article under 'Latest News' as 'Mack DeGeurin'. State the author of the second article under 'Latest News' as 'Stan Horaczek'. State the author of the third article under 'Latest News' as 'Andrew Paul'. List all subcategories under 'Environment': Agriculture, Animals, Climate Change, Conservation, Energy, Sustainability, Weather.