David Oranchak

software developer and cryptography researcher

David Oranchak on KCRW

The Zodiac Killer taunted police, journalists, and the public with menacing letters and four cryptic puzzles.

Virginia software developer helps solve one of the Zodiac Killer’s 50-year-old puzzles

The Zodiac Killer taunted police, journalists, and the public with menacing letters and four cryptic puzzles.

from Press Play with Madeleine Brand

More from KCRW

For some teens nationwide, LinkedIn is currently the hot social media platform, not TikTok or Instagram. That’s according to Anya Kamenetz, a writer who covers parenting.

from Press Play with Madeleine Brand

An affordable housing developer got $114 million from Gov. Newsom’s Homekey program. Now, with little to show for it, legal and financial problems are mounting.

from Greater LA

Will Americans’ faith in the judiciary survive the stress of the 2024 election? What about the country's belief in journalism and policing?

from Left, Right & Center

Are Nikki Haley and Ron Desantis running for 2028? Plus, looming changes to Title IX are sparking intense debates over the future of women’s sports.

from Left, Right & Center

Residents want a nearby landfill — where a chemical reaction is happening underneath — to shut down to preserve their health. Months later, it’s still operating.

from KCRW Features

The Anti-Dread Climate Podcast presents Episode 1 of “How We Survive”

from The Anti-Dread Climate Podcast

In the 1990s, a reading strategy called “balanced literacy” took over CA public schools. The problem? Kids didn’t learn to read. Now, phonics is making a comeback.

from KCRW Features

How serious were Donald Trump’s NATO claims? Are skeptics of Biden and Trump’s ages missing the bigger picture? Plus, a legal DEI battle unearths difficult questions.

from Left, Right & Center

Will the potential candidates’ visions for the country match what voters are looking for? Plus, a Supreme Court case spotlights dueling approaches to compassion.

from Left, Right & Center