Air quality briefly improved amid 2020 COVID-19 lockdown, UN says

The World Meteorological Organization, releasing its first ever Air Quality and Climate Bulletin on Friday, cautioned that the reductions in pollution were patchy.

Comirnaty: Pfizer-BioNTech explains COVID-19 vaccine name’s meaning

According to Pfizer-BioNTech, “Comirnaty” is the brand name of its COVID-19 vaccine: a mash-up of COVID-19, mRNA, community and immunity.

NIH scientists develop faster, less costly COVID-19 test

NIH scientists discovered a new COVID-19 test technique that may reduce test time and cost while increasing efficiency.

Perseid meteor shower peaks: When, where and how to watch

NASA warns that the next Perseid meteor shower may not be visible until 2024. The agency expects the sky in 2022 and 2023 will not be ideal during the Perseids’ peak.

Bennu asteroid: Earth's chances of collision with space rock slim, NASA says

Scientists have fine-tuned the path of the asteroid Bennu and say the odds of it smacking into Earth are higher than previously thought but still quite low.

AstraZeneca COVID-19 vaccine nasal spray effective in animals, NIH says

NIH researchers are currently testing a nasal spray version of the AstraZeneca COVID-19 vaccine that has proven effective in hamsters and monkeys.

Venomous snake encounters on the rise in the Houston area

Not just copperhead, there’s the cottonmouth or water moccasin, coral snake, and rattlesnake are common venomous species found in the greater Houston area.

Man dies after Arizona bee attack; 3 others taken to hospital

Authorities said the swarming bees came from 100-pound open beehive that was in a tree inside a home’s backyard.

Gator 'arrested' in Texas for trespassing, using family hot tub

Police in Texas said they captured and removed an alligator that was found in the hot tub of a family home on July 23.

Jetpack sighting near LAX, pilot reports: 'Did you see the UFO?'

A federal investigation is underway after a pilot says he spotted a jetpack flying near the Los Angeles International Airport Wednesday night, authorities said.

Bezos offers to cover $2B in NASA costs in exchange for moon mission contract

Jeff Bezos offered to cover $2 billion in NASA costs in exchange for Blue Origin to gain a lunar-lander contract to help put astronauts on the moon.

Dixie fire: Satellite video shows blaze burning from outer space

Satellite video shows the impact of the Dixie fire which has reached 197,487 acres and is only 22% contained as of July 26.

Asteroid the size of Giza pyramid, Taj Mahal passes 'close' to Earth

The 2008 GO20 asteroid is between 318 and 720 feet tall and has drawn comparisons to the Taj Mahal and the Great Pyramid of Giza.