Extra Credit 

How Our Microplastic Waste Becomes 'Hubs' for Pathogens, Antibiotic-Resistant Bacteria

Tropical Species Are Moving Northward in U.S. as Winters Warm

• Biofluorescent Fish Discovered in the Arctic

Discovery of a 'Winged' Shark in the Cretaceous Seas

Advanced Mouse Embryos Grown Outside the Uterus

Artificial Light Affects Plant Pollination Even During the Daytime

Study of Coronavirus Variants Predicts Virus Evolving to Escape Current Vaccines

Eating Processed Meat Could Increase Dementia Risk

I Ain't Afraid of No Ghosts: People With Mind-Blindness Not So Easily Spooked

COVID-19 Transmission Rare in Schools With Masking, Distancing, Contact Tracing, Study Finds

Stroke Risk Higher Than Expected Among COVID-19 Patients

Health Declining in Gen X and Gen Y, US Study Shows

Study Shows Stronger Brain Activity After Writing on Paper Than on Tablet or Smartphone

Could Leak in Blood-Brain Barrier Be Cause of Poor Memory?

Melting Glaciers Contribute to Alaska Earthquakes

• Arctic Methane Release Due to Melting Ice

• Greenhouses Gases, Development: Urban Floods

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• Weed Invaders Are Getting Faster

Northern Hemisphere Summers May Last Nearly Half the Year by 2100

New Bioink Brings 3D-Printing of Human Organs Closer to Reality

Real-Time Dialogue With a Dreaming Person Is Possible

Proportion of Gun Use in TV Violence Statistically Parallels U.S. Gun Homicide Trends

In Women, Higher Body Fat May Protect Against Heart Disease Death, Study Shows

• Extraordinary Stratospheric Winds On Jupiter

Could We Recycle Plastic Bags Into Fabrics of the Future?

Nanotech Scientists Create World's Smallest Origami Bird

Hubble Shows Torrential Outflows from Infant Stars May Not Stop Them from Growing

• Highest-Energy Cosmic Rays in Star Clusters

• Microscopic Wormholes Possible in Theory