Ocean

Russian ship that sank after strange explosions reportedly carying nuclear reactors to North Korea

State-of-the-art US military aircraft known as “nuke sniffers” have been recorded surveying the wreckage scene twice over the last year, once on August 28, 2025, and again on February 6, 2026.

 The calm surface of the ocean on a clear day.
The Anassa.

Finding yourself in the quiet: A stay at Cyprus's Anassa resort - review

 The sea urchin Diadema setosum before (left) and after (right) mortality. The white skeleton is exposed following tissue disintegration and loss of spines.

Israeli scientists pioneer way to monitor sea urchins as die-offs threaten coral reefs worldwide

 Permanent group of the Russian Navy in the Mediterranean Sea, 2016

US Coast Guard responds to Russian military ship near waters off Oahu


Scientists find oldest fossilized jellyfish - study

These fossils are considered to be especially valuable as it is rare for jellyfish to fossilize because they are made up of 95% water.

Jellyfish 370

What did divers discover in Belize's Great Blue Hole?

Divers found debris and human corpses during an expedition to the Great Blue Hole off the coast of Belize.

 The Great Blue Hole off the coast of Belize.

Ancient whale from Peru may be most massive animal ever on Earth

Whales evolved a bit more than 50 million years ago from hoofed, land-dwelling mammals as big as a medium-sized dog.

 Perucetus colossus, an early whale from Peru that lived about 38-40 million years ago, a marine mammal built somewhat like a manatee that may have exceeded the mass of the blue whale, long considered the heftiest animal on record, is seen in an undated artist's rendition.

Brazilian citizen scientists see humpbacks return decades after mass killings

"These animals survived whaling with a very, very small population remaining... something between 300 to 500 animals," Palazzo, of the Humpback Whale Institute in the state of Bahia, said.

A humpback whale breaches off in the coast of Ilhabela, state of Sao Paulo, Brazil July 22, 2023.

World Drowning Prevention Day: Never say it can’t happen in your family

Drownings on beaches and in pools have become an epidemic in the last five years, according to Beterem's CEO.

Dark blue waves on the surface of the open ocean.

Climate change has significantly changed the color of the ocean - study

The researchers are still unsure how marine ecosystems are changing to reflect the color changes.

The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Aqua satellite acquired a true-color image of the colors created by a large bloom of phytoplankton off the coast of Russia’s Kola Peninsula on July 14.

Number of drowning deaths in 2023 almost matching 2022's numbers

26 people died in the last swimming season. However, the Knesset revealed that this season, 21 people have died from drowning so far this season. Are 'unofficial' beaches to blame?

 The site of a 13-year-old's drowning.

Australian man and dog recovered after spending months lost at sea

The pair survived on raw fish and rain water after they were stranded a mid a nearly 6,000 kilometer journey from Mexico to French Polynesia.

Smoke from hazard reduction burns of bushland around the city of Sydney can be seen in the sky above a sailing boat in Australia, May 29, 2018.

Megalodons were slow-swimming, warm-blooded predators – study

The placoid scales are not seen on speedier shark species, as those species have scales with spaced ridges. 

 An artistic illustration of the megalodon shark, one of the largest sharks to ever lurk in Earth's oceans.

Shark Awareness Day: One-third of sharks and rays at risk of extinction

BioDB CEO says shark and ray species are threatened in Israel’s Mediterranean Sea.

 Whale Shark and a diver.