NQN Filters Designer, Manufacturer Ed Wetherhold, W3NQN, SK

Edward E. “Ed” Wetherhold, W3NQN, of Annapolis, Maryland, died on July 9. He was 93. Licensed…

Accelerated drying increases potential wildfire ignitions statewide in Texas

Significant wildfire activity has increased statewide, and accelerated drying has elevated the potential for new wildfire…

Women may not be counted accurately during Census, professor says

It’s no secret the COVID-19 pandemic forced businesses and schools to close and people to shelter…

Uncovering crime patterns using location data

When and where does crime arise in cities? To answer this question, criminologists have previously relied…

Runaway Star Might Explain Black Hole's Disappearing Act

The telltale sign that the black hole was feeding vanished, perhaps when a star interrupted the…

Q&A: Airborne water leak detection using an innovative 'triangle method'

This year is on course to be one of the hottest since measurements began and Europe…

Pine trees have an ecological memory

Climate change is leading to drier conditions in Valais. For around two decades now, many Scots…

ENSO influences trans-Pacific ozone transport from vegetation fires in Southeast Asia

Long-range transboundary transport of air pollutants (e.g. ozone) is one of the important environmental concerns globally.…

Wonders of animal migration: How sea turtles find small, isolated islands

One of Charles Darwin’s long-standing questions on how turtles find their way to islands has been…

Exotic neutrinos will be difficult to ferret out

An international team tracking ‘new physics’ neutrinos has checked the data of all the relevant experiments…