A school of juvenile spiny chromis (Acanthochromis polycanthus)
Human-Made Noise Disrupts Fish Parenting
The roar of nearby boat engines alters how fish care for and protect their young, resulting in fewer successful nests and smaller offspring, a study finds.
Human-Made Noise Disrupts Fish Parenting
Human-Made Noise Disrupts Fish Parenting

The roar of nearby boat engines alters how fish care for and protect their young, resulting in fewer successful nests and smaller offspring, a study finds.

The roar of nearby boat engines alters how fish care for and protect their young, resulting in fewer successful nests and smaller offspring, a study finds.

Great Barrier Reef
spikes of white coral underwater
Great Barrier Reef Suffers Sixth Mass Bleaching in Two Decades
Bianca Nogrady | May 14, 2022
A survey showed that 91 percent of the reef experienced bleaching despite this year’s cooler, wetter conditions associated with the La Niña weather pattern.
octopus blue
What Scientists Learned by Putting Octopuses in MRI Machines
Chloe Tenn | Jan 20, 2022
The size and complexity of cephalopod brain structures differ depending on the habitats the creatures occupy, a study finds.
Image of the Day: Beyond the Pale
Sukanya Charuchandra | Sep 5, 2018
Both deep and shallow reefs are prone to bleaching, concludes a new study.
Great Barrier Reef Experienced Five Massive Die-Offs in 30,000 Years
Catherine Offord | May 28, 2018
The reef has bounced back from “death events” in the past, but that doesn’t mean it will be resilient over the next few decades.
Ocean Heat Wave Wreaked Havoc on Great Barrier Reef
Ashley Yeager | Apr 18, 2018
Not only did many corals die in recent years, but some were actually killed by the hotter temperatures themselves, rather than bleaching.
Rising Temperatures and the Elimination of Male Turtles
Ruth Williams | Jan 10, 2018
The near-complete feminization of northern Great Barrier Reef sea turtles has been blamed on climate change.
U.S. Withdraws from UNESCO
Catherine Offord | Oct 12, 2017
The decision to leave the United Nations’ educational, scientific, and cultural agency was spurred by what American officials say is the organization’s anti-Israel bias and lack of commitment to reform.
Report Confirms Widespread Great Barrier Reef Bleaching
Jef Akst | Apr 11, 2017
Aerial survey results reveal severe coral bleaching across much of the massive reef system.
Expansive Reef Found Behind the Great Barrier Reef
Ben Andrew Henry | Sep 6, 2016
High-resolution seafloor imaging revealed a much larger network of reef-like structures off the Australian coast than previously thought.
Bleached Corals “Sickest” Scientists Have Ever Seen
Christie Wilcox | Jun 21, 2016
Researchers assess which parts of the Great Barrier Reef that have lost their vivid color are likely to die and which parts may pull through.
Identifying Resilient Reefs
Jef Akst | Jun 16, 2016
Researchers identify areas where marine ecosystems are faring better or worse than predicted in hopes of saving the world’s corals.
Deep Reef
Beth Marie Mole | Jan 4, 2013
Scientists discover coral reef off the coast of Australia thriving at a record 125 meters (410 feet) below the surface.
Mapping Coral Reefs
Jef Akst | Sep 27, 2012
Google Maps is adding panoramic images of coral reefs to its Street View option, allowing web surfers to better navigate the oceans.
Cancer Claims Fish
Jef Akst | Aug 2, 2012
Australian trout are susceptible to skin cancer, according to a new study—the first evidence that wild fish can be afflicted by the disease.
Casting a Wide Eye
Cristina Luiggi | Feb 1, 2012
Scientists study a variety of large-scale biological phenomena from the vantage point of space.
Fish fear from above
Cristina Luiggi | Jun 15, 2011
Coral reefs are fraught with danger for herbivores such as damselfish and tangs. Venturing out from the safety of the reef’s colorful cracks and crevices to feed means risking being devoured by predators that patrol the warm waters. 
Satellite images capture fish fear
Cristina Luiggi | Jun 15, 2011
Scientists use Google Earth to observe the effects of predators on the feeding patterns of coral reef herbivores.