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Phys.org / Astronomers finally measure the full size of the largest known galaxy

Researchers have obtained the deepest images ever taken of IC 1101, allowing them to identify the galaxy's outer edge for the first time. The observations confirm it as the largest known galaxy, spanning roughly 520 kiloparsecs, ...

Jul 31, 2026
Medical Xpress / New Mexico measles outbreak estimated to cost $5.4 million

A cost analysis of the 2025 measles outbreak in New Mexico found that the outbreak carried an estimated societal cost of $5.4 million, or more than $53,000 per case. Vaccination-related activities accounted for the largest ...

16 hours ago
Phys.org / A 21-hour dip could help explain Tabby's star's decade-long dimming mystery

Since 2016, an ordinary-looking F-type star called KIC 8462852, nicknamed Tabby's star, has behaved anything but ordinarily. In a new study published in the Monthly Notices of the Royal Astronomical Society on July 6, researchers ...

Aug 3, 2026
Phys.org / First 3D map reveals hidden thermal structure of nearby interstellar medium

Astronomers have built the first three-dimensional map of gas temperature in the space surrounding our solar system, revealing a far messier and more dynamic picture than current models predict. The study was submitted to ...

Jul 29, 2026
Medical Xpress / How multinucleated cells help the brain reorganize after localized astrocyte loss

The human brain contains various types of cells that collectively support its functions. In addition to neurons, nerve cells that communicate via electrical and chemical signals, it also relies on star-shaped cells known ...

Aug 3, 2026
Phys.org / Rising seas are inundating US coastal wetlands, putting many on track to become open water

Along the three coasts of the contiguous United States, a silent race unfolds. Fueled by climate change, sea levels rise faster than at any time in recent geologic history. Meanwhile, coastal wetlands cling to a slim lead, ...

Aug 3, 2026
Phys.org / What Godzilla can teach us about Donald Trump

He tramples things without intending to. He was created by us. He never permanently goes away. In recent years, metaphorical representations of Donald Trump as the Japanese kaiju Godzilla have become common. Now, a paper ...

Jul 29, 2026
Phys.org / Experts survey the glacier ice on Mount Ararat for the first time

Facing wind and cold, with only half as much oxygen to breathe as in the valley, a German-Turkish research team surveyed the glacier on Mount Ararat in eastern Turkey for the first time in July, at more than 5,000 meters ...

Jul 31, 2026
Phys.org / How simple amber lights could make nights safer for insects

Approximately 40% of insect species worldwide are thought to be in decline and under threat of extinction. Among the key causes are habitat loss, pollution and climate change. Another threat is artificial light from sources ...

Aug 2, 2026
Medical Xpress / Large-scale brain scan study reveals unexpected differences in motor and visual regions linked to depression

Major depressive disorder, commonly referred to as depression, is a debilitating psychiatric disorder estimated to affect roughly 5% of the global population. Depression is characterized by persistent sadness and hopelessness, ...

Aug 2, 2026
Phys.org / South Korea records its highest-ever temperature of 42.5 C

South Korea registered its highest temperature since records began more than a century ago on Sunday, as authorities warned people to "immediately" stop all outdoor activities in affected areas.

Aug 3, 2026
Phys.org / Laid to rest with care: Ancient infants, perhaps twins, found in 1,200-year-old latrine

More than 1,000 years ago, two babies were tucked away in an abandoned Roman toilet channel. Yet, despite what the location suggests, they were cherished, not discarded.

Aug 2, 2026