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Astronomy 19 hours ago

The stunning echo of 800-year-old explosion

In the year 1181 a rare supernova explosion appeared in the night sky, staying visible for 185 consecutive days. Historical records show that the supernova looked like a temporary "star" in the constellation Cassiopeia shining ...

Evolution Mar 26, 2024

How did nervous systems, with their incredible complexity, evolve across different species?

New research supported by the Wu Tsai Neurosciences Institute's Interdisciplinary Postdoctoral Scholars program zeroes in on the surprising observation that many genes found in brain cells and synapses—the points of communication ...

Mathematics Mar 20, 2024

'I had such fun!', says winner of top math prize

For Michel Talagrand, who won the Abel mathematics prize on Wednesday, math provided a fun life free from all constraints—and an escape from the eye problems he suffered as a child.

Planetary Sciences Mar 14, 2024

Total solar eclipses provide an opportunity to engage with science, culture and history

On April 8, 2024, there will be a total solar eclipse in Canada. This is an opportunity to experience, learn from and participate in the excitement and wonder. And rather than hiding inside, researchers have been communicating ...

Plants & Animals Mar 13, 2024

With discovery of roundworms, Great Salt Lake's imperiled ecosystem gets more interesting

Scientists have long suspected that nematodes—commonly known as roundworms—inhabit Utah's Great Salt Lake sediments, but until recently, no one had actually recovered any there.

Archaeology Mar 10, 2024

The first Europeans reached Ukraine 1.4 million years ago, new study finds

During warm periods in Earth's history, known as interglacials, glaciers the size of continents pulled back to reveal new landscapes. These were new worlds for early humans to explore and exploit, and 1.4 million years ago ...

Mathematics Mar 8, 2024

NASA Pi Day challenge serves up a mathematical marvel

March 14 marks the annual celebration of the mathematical constant pi, aka the Greek letter π. Its infinite number of digits is usually rounded to 3.14, hence the date of Pi Day. For some people, the occasion marks an annual ...

Plants & Animals Feb 22, 2024

Study shows orchid family emerged in northern hemisphere and thrived alongside dinosaurs for 20 million years

In a new study published in New Phytologist, scientists at the Royal Botanic Gardens, Kew, along with partners in Latin America, Asia and Australia, present an updated family tree of orchids, tracing their origins to the ...

Quantum Physics Feb 21, 2024

A new phase of matter: Physicists achieve first demonstration of non-Abelian anyons in a quantum processor

Our physical, 3D world consists of just two types of particles: bosons, which include light and the famous Higgs boson; and fermions—the protons, neutrons, and electrons that comprise all the "stuff," present company included.

Environment Feb 21, 2024

China issues highest weather alert as temperatures plunge

Severe weather warnings were in place across swathes of China on Wednesday as temperatures plummeted across the south and Beijing shivered in snowy conditions.

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