Search results for Sharks

Biotechnology Feb 26, 2026

Shark deterrents found to reduce fisheries loss

In a world-first discovery, researchers have found an electrical shark deterrent used at Cocos (Keeling) Islands was effective at reducing the number of fish taken off fishing hooks by sharks—a process known as depredation. ...

Plants & Animals Feb 18, 2026

Global shark bites return to average in 2025, with a smaller proportion in the United States

According to the ISAF 2025 shark attack report, global unprovoked shark bites returned to near-average levels in 2025, following a sharp reduction the year prior. A total of 65 unprovoked shark bites occurred worldwide in ...

Ecology Feb 18, 2026

Twelve-year tracking suggests killer whales do not always drive shark disappearances

While killer whales (Orcinus orca) can trigger the immediate departure of white sharks (Carcharodon carcharias), extended absences from their aggregation sites are also part of the sharks' natural behavior, new research reveals.

Plants & Animals Feb 18, 2026

First-ever shark recorded in Antarctic waters filmed at 490 meters in near‑freezing water

An ungainly barrel of a shark cruising languidly over a barren seabed far too deep for the sun's rays to illuminate was an unexpected sight.

Evolution Feb 17, 2026

Prehistoric fossil poses puzzles in shark research

A newly examined prehistoric shark from the age of dinosaurs provides surprising insights into the early evolution of modern sharks. It cannot be confidently assigned to any shark order that exists today and thus calls into ...

Plants & Animals Feb 10, 2026

New record of great white shark in Spain sparks a 160-year review

On April 20, 2023, a juvenile great white shark (Carcharodon carcharias) measuring approximately 210 cm and weighing between 80 and 90 kg was incidentally caught by local fishermen off the coast of the eastern peninsula within ...

Paleontology & Fossils Feb 9, 2026

How an ancient seafloor turned Arkansas into 'Sharkansas,' a shark fossil hotspot

Most shark fossils are just teeth—their cartilage skeletons usually decay long before they can fossilize. But in northwestern Arkansas, a series of geological sites known as the Fayetteville Shale has preserved dozens of ...

Plants & Animals Feb 3, 2026

Urban light pollution disrupts nighttime melatonin in wild nurse sharks

Artificial light from major coastal cities can disrupt the nighttime biology of sharks, according to new research that provides the first-ever measurements of melatonin—a hormone tied to biological rhythms—in wild sharks.

Plants & Animals Feb 1, 2026

Shark bites linked to rainfall, runoff and shifting coastal ecosystems

When I see a great white shark, I am in awe of the enigmatic, powerful apex predator. My life has been dedicated to trying to know everything about sharks and immersing myself in their world. Most people when they see "shark ...

Evolution Jan 28, 2026

Asteroid that wiped out dinosaurs had limited impact on sharks and rays, study shows

A new study using advanced artificial intelligence (AI) has revealed that the asteroid strike that wiped out the dinosaurs 66 million years ago caused only a modest decline in shark and ray species. The findings, published ...

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