Study Finds

These Atomic Clocks Wouldn’t Lose A Second In 13.8 Billion Years

Optical atomic clocks are 100 times more precise than cesium clocks. Scientists are using them to search for dark matter and measure gravity.

How Much of the Bottom Does My Fish Finder See While Ice Fishing?

Fish finder cone angle and depth dramatically change how much bottom your electronics see. Learn how wide, medium, and narrow transducers really work.

Measuring the expansion rate of the universe - Hubble constant tension explained

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...
IEEE

Equivalent Measurement and Removal of Primary Field Effect Using a cm-Level Coil in Time-Domain Electromagnetic Surveys

Abstract: The superposition of the primary field in time-domain electromagnetic (TDEM) surveys can severely degrade data quality, especially during the early stage after the transmitting current is ...