During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed.

Did ancient sunscreen and sewing needles save humanity? In a nutshell 41,000 years ago, Earth’s magnetic field weakened to ...

Scientists have long puzzled over why Mars, once protected by a global magnetic field like Earth, now shows only a magnetic imprint mostly concentrated in the planet’s southern hemisphere. A new study ...

Electric fields are produced by voltage, and magnetic fields are produced by current. Electric fields and magnetic fields manifest themselves in different ways and have different characteristics. For ...

Abstract: The optical fiber magnetic field sensors, which work near the dispersion turning point (DTP) or employ a long sensing fiber for phase difference accumulation, can achieve high sensitivity.

"Our partnership with Gubra marks our entry into the obesity field, offering a compelling opportunity based on the potential to address patient needs while also fostering long-term growth for our ...

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Apr. 16, 2025 — Astronomers have found a planet that orbits at an angle of 90 degrees around a rare pair of peculiar stars. This is the first time we have strong evidence for one of these 'polar ...

We have spent the last few weeks discussing the differences between inherent and apparent optical properties in the ocean and how we measure them. Now let’s take a moment to appreciate the information ...