Pioneering a way to keep very small satellites in orbit

A cubesat, largely built by undergraduate students and scheduled to launch on Sunday, will explore the feasibility of a new propulsion method that could enable very small satellites to move around Earth's orbit without carrying ...

How an embryo tells time

It is estimated that the majority of pregnancies that fail do so within the first seven days after fertilization, before the embryo implants into the uterus. In this time period, a complicated cascade of events occurs with ...

Low-temperature plasma device may lead to more efficient engines

Low-temperature plasmas offer promise for applications in medicine, water purification, agriculture, pollutant removal, nanomaterial synthesis and more. Yet making these plasmas by conventional methods takes several thousand ...

US university switches to remote after virus cases spike

A university in the US state of North Carolina announced Monday it will switch to entirely virtual classes for its nearly 20,000 students, after dozens tested positive for COVID-19 in the first week back at school.

Engaging undergrads remotely with an escape room game

To prevent the spread of COVID-19, many universities canceled classes or held them online this spring—a change likely to continue for many this fall. As a result, hands-on chemistry labs are no longer accessible to undergraduate ...

Insect apocalypse? Not so fast, at least in North America

In recent years, the notion of an insect apocalypse has become a hot topic in the conservation science community and has captured the public's attention. Scientists who warn that this catastrophe is unfolding assert that ...

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