Halo 18 is an example of a galaxy that had a head-on collision (see the panel at z=1.2) and had a disc flip (you can see this by comparing the disc orientation at z=1.4 and z=0). This image and Image ...

Giant caldera eruptions release huge amounts of magma in a short time, creating large crater-like landscapes. These eruptions are very different from smaller, frequent volcanic eruptions because they ...

Human dominance and aggression are deeply rooted in our evolution and influence social and political behavior. Without conscious effort, these primal drives will continue to cause inequality and ...

These days, over 75% of professionals use AI tools like Copilot, ChatGPT, Gemini, or Claude to polish their work emails. It’s like having a digital writing assistant on call. But here’s the twist: A ...

In 2023, astronomers discovered 62 new moons of Saturn, bringing its total to 145 moons and surpassing Jupiter. More recently, astronomers from Taiwan, Canada, the USA, and France have identified ...

When ice freezes and thaws repeatedly, chemical reactions are fuelled that can have significant impact on ecosystems. The photo was taken in Stordalen, Abisko. ImageJean-François Boily Ice can trigger ...

In the mudstones of St Bathans, Central Otago, scientists have uncovered a fossil goose that adds a surprising twist to the evolutionary story of New Zealand’s birds. The deposits, dating to the early ...

Example photo of a humpback whale fluke from which identification of individuals is enabled through distinction of fluke shape and coloration. This photo by T. Cheeseman is of the individual most ...

A team of astronomers led by the Center for Astrophysics | Harvard & Smithsonian has discovered a rare object far beyond Neptune, from a class known as trans-Neptunian objects, that is moving in ...

Despite decades of debate, a new international study may have finally cracked the mystery behind gender gaps in mathematics, and it doesn’t point to biology or bias at birth. Instead, the culprit may ...

Ex situ plant collections help address global challenges, but the complexities of these artificial ecosystems are not well understood, which impacts biodiversity conservation. Researchers from ...

Engineers have been using piezoelectric crystals to generate acoustic ripples, surface acoustic waves (SAWs), that propagate along a material’s surface at gigahertz (GHz) frequencies for decades.