Search results for Sharks

Plants & Animals Jul 9, 2026

Uncovering the secrets of the basking shark's bizarre skin

New research reveals the unusual shape, size and pattern of the dermal denticles that cover basking sharks—thought to be unique to this species. Researchers propose that the shape and arrangement of the skin's scales protect ...

Plants & Animals Jul 8, 2026

Nature's puncture tools reveal shape trade-offs between piercing power and strength

Nature has invented countless types of pointy appendages, and scientists have long sought to explain what makes these structures so effective at puncturing other things. A new study models the key physical characteristics ...

Evolution Jul 7, 2026

Raptorial insect forelegs evolved repeatedly but never converged on one winning design

The evolutionary paths that created snatching forelimbs in insects multiple times moved in a similar direction but didn't end at a single solution. Kobe University research is pioneering a study of how organs with similar ...

Plants & Animals Jul 4, 2026

New species of ghost shark may have been found in Costa Rica

Costa Rican scientists may have discovered a new species of ghost shark in Pacific waters near Cabo Blanco and Cano Island.

Environment Jul 3, 2026

Heat dome roasts eastern US ahead of holiday weekend

Pools were packed and power grids strained as millions of Americans sweltered in stifling heat and humidity Thursday, with dangerous temperatures expected to hit major cities through the Fourth of July holiday weekend.

Plants & Animals Jun 30, 2026

Shark‑spotting drones are about reassurance—not full protection

Sharks are front of mind for many Sydneysiders and coastal New South Wales residents. In January, a teenager died amid a spate of attacks in and around Sydney. This month, a woman was bitten by a large great white while swimming ...

Paleontology & Fossils Jun 28, 2026

Lost megalodon vertebrae resurface, confirming 80-foot size estimate

An associated set of gigantic vertebrae belonging to the iconic extinct megalodon, or megatooth shark, that had been missing in action since the 1980s was discovered, providing new information about the shark's lifestyle. ...

Ecology Jun 28, 2026

Australia boosts shark-spotting drone coverage at Sydney beaches

Australia will expand shark-spotting drone coverage year-round at beaches across Sydney and beyond from July 1, authorities said Sunday, following a rise in attacks and sightings.

Ecology Jun 26, 2026

Scientists find antidepressant in the brains of sharks off the coast of Rio de Janeiro

Sertraline is one of the most widely prescribed antidepressants in the world. Global sertraline sales are expected to keep growing, projected to expand from an estimated US$1.94 billion in 2025 to approximately US$3.13 billion ...

Plants & Animals Jun 16, 2026

Walking shark discovery reveals new species in tiny Papua New Guinea range

A night dive to study wild sharks that can walk on land has surfaced with something even rarer—a species unknown to science. "New shark species don't come along that often, and it's most definitely the first one named after ...

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