Earth
- Climate
2020 was warmest year on record for Earth’s oceans
2020 continued the trend of record-breaking heat for the world’s oceans. The three previous warmest years on record were 2019, 2017 and 2018.
- Earth
Let’s learn about snow
Snow is more than just frozen water vapor. Scientists are studying everything from its shape to other planets where snowflakes fall.
- Animals
Choked by bacteria, some starfish are turning to goo
For years, researchers thought gooey, dying starfish were infected. Instead, these sea stars are suffocating. And bacteria may be behind it all.
- Climate
Analyze This: 2020 ties with 2016 for hottest year on record
Last year capped the warmest decade on record. It coincided with a growing increase of warming greenhouse gases in Earth’s atmosphere.
- Earth
Space station sensors saw how weird ‘blue jet’ lightning forms
A mysterious type of lightning in the upper atmosphere has been traced to a brief, bright flash of light at the top of a storm cloud.
- Environment
Unmasking the pandemic’s pollution problem
Discarding all the materials people use to protect themselves from COVID-19 has created a growing environmental problem.
- Chemistry
A new catalyst turns greenhouse gas into jet fuel
The catalyst is an improvement over its predecessors. Made of cheap materials like iron, it produces jet fuel in a single step.
- Animals
Honeybees fend off deadly hornets by decorating hives with poop
Bees usually collect pollen and nectar. Scientists were surprised to find that Asian honeybees also gather animal dung to defend their hives.
- Agriculture
Dew collector brings water to thirsty plants
This invention grabs water from the air at night. All it needs is the sun’s warmth the next day to release that moisture to growing plants.
- Environment
Camels have been dying after mistaking plastic for food
Plastic waste has been building up in the guts of some camels. It may now be killing off one percent of them in the United Arab Emirates each year.
- Environment
Analyze this: Microplastics are showing up in Mount Everest’s snow
Microplastics have made their way to the snow on Earth’s tallest peak. Most of the plastic likely comes from climbers’ equipment and clothes.
- Animals
Utah mink is first known case of the coronavirus in a wild animal
A wild mink appears to have picked up the novel coronavirus from farmed animals. Such spread in the wild does not appear common.
