About 300 sea turtles die in Mexico from red tide

Mexican environmental authorities said Thursday that 292 sea turtles found dead on the country's southern Pacific coast since Christmas died as a result of a red tide algae bloom.

Lucy mission now has a new destination

Less than two years before launch, scientists associated with NASA's Lucy mission, led by Southwest Research Institute, have discovered an additional small asteroid that will be visited by the Lucy spacecraft. Set to launch ...

Large 'herbivores of the sea' help keep coral reefs healthy

Selective fishing can disrupt the delicate balance maintained between corals and algae in embattled Caribbean coral reefs. Removing large parrotfish, which graze on algae like large land mammals graze on grasses, can allow ...

Moths' flight data helps drones navigate complex environments

The flight navigation strategy of moths can be used to develop programs that help drones to navigate unfamiliar environments, report Ioannis Paschalidis at Boston University, Thomas Daniel at University of Washington, and ...

Acidic environment could boost power of harmful pathogens

When food we've swallowed reaches our stomachs, it finds an acidic environment. The low pH in the stomach helps to begin digestion—and has been thought to kill the bacteria that hides in food that otherwise could harm our ...

Water could disappear from Mars faster than expected

Mars is losing water more quickly than theory and observations would suggest. The gradual disappearance of water (H2O) occurs in the upper atmosphere of Mars as sunlight and chemistry disassociate water molecules into hydrogen ...

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