Email: libraries@colorado.edu
Professional societies are a great source of information and offer networking opportunities and career resources. They often publish magazines, blogs, or newsletters with news, trends, and developments relevant to professionals in the field.
Here are some suggestions of professional news sources for mathematics:
There are many other sources of news relevant to math, and STEM more broadly, so seek out more sources! Also consider following researchers and professionals on Twitter and LinkedIn to learn about news and trends.