Southwest Research Institute (SwRI) has created a magnetostrictive transducer (MST) probe that uses ultrasonic guided wave ...

Botanical sensors are turning greenery into living data networks while monitoring plant health and optimizing yields.

Oxygen is critical to life. When levels of oxygen change, it can have immediate and lasting impacts on a person's health.

We test and rate scores of digital cameras and lenses each year, from pocket-friendly models to high-end medium format systems. Here's everything you need to know to pick the best camera for you.