Engineering 101

Is your impulsivity pathological?

Do you say or do things you soon regret? According to researchers at UC Berkeley and Harvard and a handful of others, “negative urgency” is a clinical form of impulsivity linked to depression, OCD, eating disorders, self-harm, ADHD and…

Turning infrared into visible light

Every light wave is characterized by its frequency and the human eye can detect frequencies between 400 and 750 trillion Hz (or terahertz, THz), which define the visible spectrum. Cell phone camera light sensors detect frequencies down to…

Interviewing?

The tech interview platform Exponent just acquired the assets of Pramp, offering free practice interviews for developers. Exponent calls its subscription service a "gym for your career," where users can expand your professional development.…

Prevent “alien” invasions

The risk is real. Space missions carry all sorts of important logistical and scientific instrumentation. They also carry the risk of biological contamination according to a recent article in BioScience. Researchers with expertise in…