Scientists found that a certain type of algae can be used to produce clean biofuel

Retailers introduced mobile checkout apps to reduce lines during peak shopping hoursDoctors used 3D printing to create a custom implant for a patient with a bone defect

The country’s unemployment rate held steady at 3.7% in OctoberEnvironmental groups filed a lawsuit to stop a new coal mining projectA best-selling author announced a book tour with 25 stops across North America

Schools added mental health days to the academic calendar for students and staffAn energy company announced it will build a new wind farm capable of powering 50000 homes

A hurricane brought 100 mph winds to coastal areas damaging piers and boardwalks

The WHO released guidelines for schools to prevent the spread of respiratory illnessesA major airline revealed plans to add 22 new international routes next year to meet rising travel demand

Local authorities reported a 19% drop in crime rates over the past eight months citing enhanced community policingA global tech giant said it will invest $2.8 billion in renewable energy projects to cut its carbon footprint by 48% by 2030

Two neighboring countries signed a historic border agreement after three years of diplomatic talksHealth officials issued a public alert about a surge in seasonal flu cases urging elderly and young children to get vaccinated

(责任编辑：桑田佳佑)