Charlotte the stingray, pregnant fish despite no male companion, has died

Charlotte, a stingray that got pregnant at a North Carolina aquarium despite not having shared a tank with a male of her species, has died.

Boa thought to be male gives birth to 14 snakes by extremely rare virgin birth phenomenon

Ronaldo, a 13-year-old Brazilian rainbow boa, was believed to be male and had not been in contact with any other snakes for at least nine years, according to researchers.

Northern lights return to California but here's why you likely won't see them

The stunning Northern lights are returning to California on Thursday but there may be a very good reason why you likely won't be able to see them.

California woman was harassed by black bear before fatal mauling

Patrice Miller, 71, had been harassed by an aggressive black bear in her small Northern California town for months before it broke into her home and killed her last year. 

A year after the Titan sub implosion, deep-sea explorers pledge to pursue ocean’s mysteries

Concerns have been raised about whether the Titan was destined for disaster because of its unconventional design and its creator’s refusal to submit to independent checks that are standard in the industry.

Marking 1 year since the Titan sub implosion
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Tuesday marks one year since the Titan vanished on its way to the historic wreckage site in the North Atlantic Ocean. After a five-day search that captured attention around the world, authorities said the vessel had been destroyed and all five people on board had died, the Associated Press reported.

Mountain lion found dead on 101 Freeway near site of wildlife crossing construction

A mountain lion was found dead on the freeway near the construction for the Wallis Annenberg Wildlife Crossing, which is set to be complete by late 2025 or early 2026.

Aliens may be living among us disguised as humans, Harvard researchers claim

Research scientists at Harvard University wrote a paper suggesting aliens could be living underground or on the moon, or even walking among us and posing as humans.

LA's Natural History Museum wants help naming its new dinosaur

You read that right, green bones. The 75-foot skeleton is coming to the Natural History Museum in the Fall, and she needs a name.

Expedition spots only 6 to 8 vaquita porpoises, the most endangered marine mammal

Experts believe the reason a small number of these marine mammals were seen is due to the animals likely moving to a different location outside of their natural habitat.

Women astronauts could be 'more tolerant to spaceflight,' research shows

Less than 100 women have been to space, whereas more than 600 men have been. More data is needed to confirm what researchers say is early evidence that female astronauts return to their biological baseline quicker after returning to Earth.

Water frost found on Mars' volcanoes in 'significant first,' scientists say

The water frost on Mars' volcanoes is only about as thick as a human hair, but it’s a lot of water – the equivalent of 60 Olympic-sized swimming pools, researchers found.

Python swallows woman whole in Indonesia

A missing woman was found eaten alive by a massive python after locals cut her body out of the snake in Indonesia.