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Krystal Kasal

Krystal Kasal

Author

Krystal is a freelance science and technical writer with a Master's degree in physics from Washington State University. She has been doing freelance work for the last five years, with experience in clinical research and writing educational physics content. She enjoys writing about science, nature, health, and anything a little bit out of the ordinary.

Articles by Krystal Kasal

Phys.org / New experiments suggest Earth's core contains up to 45 oceans' worth of hydrogen

Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure iron, meaning lighter elements exist in the core, as well. In particular, it's suspected to be a major ...

Feb 11, 2026
Phys.org / Oldest known sewn hide and other artifacts from Oregon caves shed light on early clothing in harsh climates

In 1958, an amateur archaeologist named John Cowles excavated the Cougar Mountain Cave in Oregon and retained many of the artifacts found there. Upon his death in the 1980s, these items were transferred to the Favell Museum ...

Feb 10, 2026
Tech Xplore / Solar-powered seesaw extractor simultaneously extracts lithium and desalinates water

The global demand for lithium has skyrocketed over the last several years due to the rapid growth of the electric vehicle market and grid-storage solutions. Currently, production capacity is limited and unlikely to meet future ...

Feb 9, 2026
Phys.org / Quantum encryption method demonstrated at city-sized distances for the first time

Concerns that quantum computers may start easily hacking into previously secure communications has motivated researchers to work on innovative new ways to encrypt information. One such method is quantum key distribution (QKD), ...

Feb 6, 2026
Phys.org / Hannibal's famous war elephants: Single bone in Spain offers first direct evidence

Historical accounts of the Punic Wars—and many other ancient wars—often paint a picture of soldiers riding in on imposing "war elephants." Yet, no skeletal remains of these war elephants had ever been found from the Punic ...

Feb 5, 2026
Medical Xpress / Addiction and appetite along the gut-brain axis: Vagus nerve may play a crucial role in the dopamine reward pathway

Dopamine—a neurotransmitter responsible for influencing motivation, pleasure, mood and learning in the brain—has experienced a bit of fame in recent years, acting as a sort of buzzword to describe a fleeting satisfaction ...

Feb 4, 2026
Phys.org / Solid, iron-rich megastructure under Hawaii slows seismic waves and may drive plume upwelling

Mantle plumes beneath volcanic hotspots, like Hawaii, Iceland, and the Galapagos, seem to be anchored into a large structure within the core-mantle boundary (CMB). A new study, published in Science Advances, takes a deeper ...

Feb 3, 2026
Phys.org / 91-qubit processor accurately simulates many-body quantum chaos

Quantum chaos describes chaotic classical dynamical systems in terms of quantum theory, but simulations of these systems are limited by computational resources. However, one team seems to have found a way by leveraging error ...

Feb 2, 2026
Phys.org / Snakes on trains: King cobras are 'hopping railways' to unsuitable habitats in India

King cobras are the world's longest venomous snakes. So, imagine seeing one a few feet away as you embark on a train in India. The Western Ghats King Cobra (Ophiophagus kaalinga)—a vulnerable king cobra species found in India's ...

Jan 30, 2026
Phys.org / 2D discrete time crystals realized on a quantum computer for the first time

Physical systems become inherently more complicated and difficult to produce in a lab as the number of dimensions they exist in increases—even more so in quantum systems. While discrete time crystals (DTCs) had been previously ...

Jan 29, 2026
Phys.org / Roadkill offers an ethical alternative to live wildlife in scientific research

A recent review of over 312 studies has identified dozens of unique uses of roadkill in scientific research. The review, published in Biology Letters, discusses the advantages of using roadkill instead of live wildlife and ...

Jan 28, 2026
Phys.org / Cuttlefish use polarized light to create a dramatic mating display invisible to humans

Many organisms leverage showy colors for attracting mates. Because color is a property of light (determined by its wavelength), it is easy for humans to see how these colors are used in animal courting rituals. Less obvious ...

Jan 27, 2026
Phys.org / How starfish control tube feet without a central nervous system or brain

Starfish, also known as sea stars, are equipped with an almost alien-like anatomy. Despite lacking a brain, blood, and central nervous system, these odd creatures still have locomotive abilities. The structure of their many ...

Jan 26, 2026
Phys.org / Shipping regulations to reduce pollution may have exacerbated Great Barrier Reef bleaching

Rising ocean temperatures have been implicated in mass coral bleaching events affecting the Great Barrier Reef (GBR). These events have been increasingly frequent, with major events occurring in 2016, 2017, 2020, 2022, 2024, ...

Jan 26, 2026
Phys.org / Four-eyed Cambrian fish fossils hint at origins of vertebrate pineal complex

New fossil evidence from China suggests that some of our vertebrate ancestors had four eyes. The study, published in Nature, takes a closer look at a structure found in multiple 518 million-year-old fossils, which appears ...

Jan 22, 2026