Great white shark found decapitated on beach
The shark is thought to have been caught out at sea then brought to shore and decapitated, with its head still remaining missing.
Mystery of fairy circles explained by "death zone" discovery
The circles may form due to the topsoil within them being very prone to drying out, meaning that grasses cannot grow inside.
Once-in-a-lifetime nova outburst to add "new" star to sky this year
T Coronae Borealis explodes once every 80 years or so after the white dwarf strips enough of the red giant's atmosphere.
Vaping, like smoking, may cause "similar damaging changes" to DNA
"While the scientific consensus is that e-cigarettes are safer than smoking tobacco, we cannot assume they are completely safe," researcher Chiara Herzog said.
Our homes are "too clean," should be seeded with germs, says researcher
"Certain levels of microbial exposure are fundamental to human health," researcher Elizabeth McCormick said.
Solar eclipse: How to watch the moon block out the sun safely
You should never look directly at the sun during a solar eclipse, and instead use special glasses or filters to watch the astronomical show.
Largest-ever map of supermassive black holes "spurring so much new science"
"This quasar catalog gives us a three-dimensional map of the largest-ever volume of the universe," researcher David Hogg said.
Paleontologists reveal new species of ancient crocodile was Triassic tank
The paleontologists were surprised to find the ancient reptile's carapace of bony armor practically complete.
Popular intermittent fasting diet linked to cardiovascular death risk
"People who followed an 8-hour, time-restricted eating schedule were more likely to die from cardiovascular disease," researcher Victor Wenze Zhong said.
Better Planet
California snow changes may lead to "starved predators"
Climate change is expected to alter the timings of snowmelt streams in the Sierra Nevadas, impacting ecosystem food webs.
Death Valley's fleeting lake captured in satellite image
Lake Manly, a lake that forms in the Badwater Basin on rare occasions of heavy rain, was deep enough this spring that tourists could kayak or boat on it.
Better Planet
Map shows oil we must leave alone to avoid "irreversible" climate change
"The goal of no more than 1.5 degrees C global warming requires a complete halt to exploration for new fossil fuel deposits," the researchers said.
"For people who are lazy like myself"—pill for exercise a step closer
"Many people cannot exercise and that's why having exercise in a pill could be super-beneficial to mimic the effects," researcher Bahaa Elgendy said.
"Snake hunter" bitten by tiger snake is facing multiple organ failure
"I watched him lose consciousness very fast in front of my eyes," Mark Pelley's daughter posted online in Australia.
Fishing gear risking extinction of endangered whale
Female North Atlantic right whales that had been entangled were found to be 47 percent less likely to breed than those that had not.
Florida mystery as critically endangered fish wash up dead and dying
These rare prehistoric-looking fish have been spotted thrashing around near the shores of the Florida Keys, with 20 specimens having been found dead.
California dog owners warned of lethal river parasite
"If you're swimming in the Colorado River with them, your pets are in peril," researcher Adler Dillman said.
"Major problem" discovered for astronauts making long trips
Astronauts were found to experience more headaches during their time in space than they did before or after their time in orbit.
Dolphin drowned in beach's controversial shark net, video shows
Non-target animals including rays, turtles, and marine mammals, such as dolphins and seals, have been caught in New South Wales shark nets.
Better Planet
"Concerning" disappearance of natural snow at ski resorts by century's end
The Rocky Mountains may see a 23 percent decline in annual snow cover days by 2100 compared to historical baselines, in a high emissions scenario.
Warning over car brakes releasing particles with "unknown" health effects
"We were also surprised that this has not really been studied given how common cars are in human societies," chemistry professor Jim Smith said.
"Baffling" new species found in ocean trench defies identification
"It looks like we have a great haul of new, undiscovered species," researcher Alex Rogers said. "We will be north of 100 new species."
Scientists identify 9 secrets to lasting happiness
"It's like going to the gym; we can't expect to do one class and be fit forever," researcher Bruce Hood said.
Better Planet
Beer might help us recycle electronic waste
"Biosorption using spent brewer's yeast presents a cheap and environmentally friendly approach," researcher Klemens Kremser said.
Map shows burglary risk in each US state
Washington, Oklahoma, and New Mexico had the top three highest burglary rates, with New Hampshire having the lowest.
Halloween "witch's finger" found in turtle's gut
"It's likely that turtles ingest the plastics that mostly closely resemble their foods," researcher Emily Duncan said.
Eerie spiral lights up night sky in wake of SpaceX launch
The white spiral, caused by fuel from a SpaceX rocket, can be seen alongside the northern lights in the sky over Norway.
Mars has unexpected effect on Earth's deep oceans
"We were surprised to find these 2.4-million-year cycles in our deep-sea sedimentary data," researcher Adriana Dutkiewicz said.
US being invaded by "time bomb" weed
"The longer it is dormant, we're more likely to ignore it," scientist Mohsen Mesgaran said, leading to their "eventual emergence as a serious invasive threat."
Woman bitten by venomous snake while enjoying beach
The venomous snakes are one of the most commonly encountered species in Australia, but their bites are not often deadly.