needlelike

But the needlelike electrodes may drift slightly over time and record from different neurons, necessitating updates to the algorithm, Willett notes.

Schwarz and his team found that before newts transform into full-fledged adults, they develop a tonguelike appendage that presses food against sharp, needlelike “teeth” on the roof of their mouth.

As the gel freezes, the water inside it solidifies into needlelike ice structures, creating a matrix of thousands of tiny tubes.

The scientists also saw signs of a third form, but the needlelike crystals were too thin to study the crystal structure.

Thorn’s outfit had gloves with needlelike spikes that sprung up from the knuckles, and Seven’s had a small golden dagger that gleamed in the light.