Algae
Thousands of dead fish are washing up across Florida - here's why
"This will most certainly have been caused by the huge dead zone off that coastline," expert Ian Hendy told Newsweek.
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Bioluminescent waves light up California waters
The electric-blue algae is lighting up the California coast, from San Diego to Orange County.
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River turns bright green as toxic algae spread for miles
Portland residents could be at risk of a rash or vomiting if they ingest or touch the algae, says Oregon Health Authority.
Toxic algal bloom covering Florida lake so big it is visible from space
The bloom grew to cover nearly 60 percent of the surface of Lake Okeechobee, Florida's largest freshwater lake.
Beloved dog dies minutes after eating toxic algae from lake
The 2-year-old dog died from algal toxins without even entering the water.
Thousands of dolphins and sea lions washing up dead on California coast
As global water temperatures increase, so do algal blooms, which can prove a hazard to marine life.
Seaweed full of flesh-eating bacteria hitting Florida
The massive 5,000-mile blob of sargassum seaweed may be crawling with deadly Vibrio bacteria, scientists have found.
Florida lake warning issued over large algae bloom
It's not the first time toxic blue green algae has caused issues in Lake Okeechobee, a state of emergency having been declared in 2018.
Health dangers of Florida seaweed blob
The 5,000-mile-wide clump of sargassum seaweed is starting to wash up on beaches across Florida and the Caribbean and is releasing toxic gases as it rots.
Huge seaweed clump seen from space as it moves toward Florida
The enormous mat of sargassum seaweed is thought to span 5,000 miles and weigh about 13 million tons.
Is red tide harmful to humans? Florida's toxic algae bloom explained
Red tides, which are caused by blooms of algae species Karenia brevis, can release neurotoxins into the air and lead to eye and respiratory irritation.
New 'liquid trees' divide the internet
Large tanks of algae have been set up to harvest carbon dioxide from city air, converting it to oxygen faster than trees can.
Toxic red tide is decimating Florida's marine plants
Red tides, which are massive algal blooms, can block sunlight from reaching the sea floor and release toxins into the water and air.
Mystery as thousands of dead fish found on Hong Kong beach
While the cause for the thousands of dead fish is unclear, a red tide algal bloom has been reported on a separate beach just miles away.
Why millions of dead fish appeared in Australian river
The fish including bony bream, Murray cod, golden perch, silver perch and carp are thought to have died due to low oxygen levels.
Red tides sparked by human activity and effects of climate change
The red tide is caused by blooms of algae, which produce dangerous chemicals known as brevetoxins that can kill marine life and harm humans.
Giant seaweed blob heading towards Florida
The massive, 5,000-mile mat of sargassum seaweed is thought to have grown to over twice as wide as the continental U.S. due to fertilizer run-off via rivers.
What Is Sea Moss? This Woman Claims It Cleared Her Acne After One Week
The Kardashians have been raving about Sea Moss. But, what is it, and does it work? Newsweek spoke to a woman who claims it cleared her acne in one week.
NASA needs help finding toxic algal blooms and it will pay you to do it
The competition, which gets participants to detect and evaluate algal blooms in satellite images, offers cash prizes of up to $12,000.
Hyperaggressive seals likely poisoned with acid are attacking humans
The seals are thought to have been exposed to domoic acid after a red tide algal bloom, which can cause brain or heart damage.
Honda pulls back the curtain on its electric cars, battery and eVOTL plans
The sensible Japanese brand had a disruptive streak in its DNA from Day One.
There could be something big living deep beneath the Antarctic ice
The barren landscape of Antarctica is concealing hidden ecosystems, which might give us clues about life on other planets.
Honda's Microscopic CO2 Fighter Can Eliminate The Effects of 20,000 Civics
Genetically engineered Dreamo algae can counteract the exhaust of thousands of Civic sedans
Stomach-churning photos show half-inch whale lice feasting on live humpback
The lice feed on algae growing on the skin of the whales, as well as skin flakes and open wounds.
Americans could be surviving on algae within just 30 years
The marine organism has been described as an untapped protein source that would be much more environmentally friendly than meat.
Dangerous Algal Blooms Crop up Across California Killing Thousands of Fish
Algal blooms produce toxins and use up all the oxygen in the water, poisoning and suffocating other marine life.
Woman Paralyzed from Head to Toe by Toxic Shellfish
"My breathing was slowing down and I thought I was going to die," said a New Zealand woman after suffering paralytic shellfish poisoning.
Dog Dies Within an Hour of Swimming in Creek Where Toxic Algae Was Found
Texas officials shared a warning about toxic algae and advice about what to do if people come across it.
'Milky Sea' Phenomenon Captured in Photo for First Time
The rare white bioluminescent glow, known as milky seas, had never been caught on camera before.
Algal Bloom Potentially Sickening Hikers on California Trail
Newsweek spoke with hikers who were planning to skip a section of the Pacific Crest Trail because of drinking water possibly contaminated with an algal bloom.