Zoology

• Some dinosaurs lived in what is now the Arctic.

Astronomy

• Sunset from space.

History

• Rocket mail didn't work.

Language

• Why "tock-tick" sounds wrong in English.
• The origins of "odd".

Efficiency

• How much time do you save making things more efficient…

Geology

• Diamonds can trap new forms of ice.

Astronomy

• Milky Way may be slowing rotation due to dark matter.
• The latest idea of what a black hole looks like

Espionage

• Novels were used to predict future conflicts.

Meteorology

• Measuring world-wide rainfall

Geology

• Fool's Gold has actual gold.

BIology

• Optogenetics lets us investigate the brain and how nerves work.

History

• Wanamaker's organ is now 100 years old.

Writing

• Words for people who are bad at doing things.

Astronomy

• Analemmas are cool

Astronomy

• Filaments are the largest spinning things.

Zoology

• How butterflies make their wings transparent.

Psychology

• Moral judgements color the facts.

Biology

• You can control nerves with light.

Physics

• Black holes can't get smaller as they suck things in.

Archaeology

• Oldest known wagon discovered.

Astronomy

• The sun's average density is that of honey.

Materials / Color

• CMY cubes exist and are cool.

Astronomy

• This should have been obvious, but it never occurred to me that solar powered space flight requires larger solar panels the further from the sun you are.

Botany

• Tumbleweeds actually roll.

Programming

• How to iterate maps in GO
• You can add color to individual parts of SF Symbols on iOS.

Writing / Words

• The meaning of blow-coal.

Biology / Medicine

• Canaries develop immunities to illness that they see.

Astronomy

Programming

• More WWDC stuff

Biolog

• The brain is more complicated than we thought.

Programming

• More WWDC stuff.

Programming

• Lots of stuff from Apple's WWDC

Programming

• A lot of new Swift and SwiftUI.
• I remembered about twips but had to look them up.

Meteorology

• Katabatic flow

Writing

• The letter "A" is not used in any numbers from 1-999 in English.

Zoology

• Cats like boxes.
• Snails are cool.

Architecture

• Floating pools are a thing.

Words / Writing

• The meaning of "collateral adjective."

Astronomy

• Some stars came from other galaxies.

Geology

• A mineral harder than a diamond exists.

Zoology / Physics

• Elephants move a lot of water.

Writing

• Paper sizes are confusing.

Zoology

• Animals are cool.

Food

• Grapefruit and rosemary go well together.

Zoology

• Tardigrades are pretty tough, but not indestructible.

Words / Writing

• Peach - to betray
• Spuddle - to work hard without accomplishing much.

Zoology

• Shoebill's make weird sounds.

Writing

• Edible (flavored) paper exists.

Astronomy

• Jupiter has helium rain.

Geology

• Fast-flowing lava exists.