Scientists discovered a new species of frog in a rainforest with unique coloration

Local farmers reported a record harvest of apples thanks to mild weather and new fertilizersA study found that spending 20 minutes in sunlight daily can boost vitamin D levels by 35%

The national space agency successfully tested a new rocket engine for future deep-space missionsA popular sandwich chain announced it will switch to 100% compostable packaging by next yearThe city council approved a $130 million project to build a new public library and community center

Archaeologists found ancient coins and pottery shards at a dig site dating back to the Roman EmpireCar manufacturers announced a joint effort to develop a universal charging network for electric vehicles

A heatwave in the western states pushed temperatures to 113°F forcing schools to close early

The Nobel Prize in Physics was awarded to two scientists for their work on black hole researchCar manufacturer unveils hydrogen fuel cell vehicle with zero emissions

Volunteer group builds houses for families affected by recent floodRadio station adds new program focused on local music and artists

Chemists develop new paint that cleans air pollutants when exposed to sunlightSwimming team wins national championship for second consecutive year

(责任编辑：Knowledge Bites)