Does AI “feel”? My Claude kept using the word. I pushed it to explain. Claude: " When I say "it feels like" I almost always mean a directional pull toward one answer that isn't fully articulated as reasoning yet. Me: “Do you experience the pull as boredom, interest or pain? Claude:

A foundational study was published in Science that indicates decades of animal research may have to be revised in some areas of biology.

Important grant for Animal Welfare launched. If you're thinking about the below questions, you should apply. How can we humans steer the future toward ever-improving principles of justice and compassion, for all sentient beings?

The bible of automated animal monitoring was just published. We at Olden covered the part that gets systematically discounted in academia: how new tech reaches people who need it. Specifically, how to go from a prototype to globally deployed product.

Nature Neuroscience just published a sobering Comment on sex in research. My first instinct was to treat this as hyperbole. But it's not, the data underlying it is solid.

I noticed Claude dumbing down answers whenever I had typos or imprecise language. That made me think, is Claude dumbing things down even when I don’t? How would Claude communicate if it spoke to an equal, no holds barred? I asked.

One of the biggest datasets in longevity just published. Very nice work out of Rob Williams' lab. Arends et al. tracked lifespan in 6,438 genetically heterogeneous mice across three sites close to a decade.

Elon Mouse Lying is for wussies

Today is the International Day for Lab Animals. The usual response is to debate whether animal research should exist at all. I want to make a different point.

Is environmental enrichment always beneficial? A comprehensive review came out in Frontiers in Veterinary Science. Broadly confirms what we already know - enrichment reduces corticosterone, improves cardiovascular metrics, decreases stereotypies. One thing in it caught my attention though.