Research roundup: 7 cool science stories we almost missed

Sperm gets lost in space; raccoons solve puzzles; the physics of folding a crepe; and more.
Source
Ars Technica
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Sperm gets lost in space; raccoons solve puzzles; the physics of folding a crepe; and more.
Source
Ars Technica
Opens original article in a new tab

Liftoff of Artemis II with four astronauts occurred at 6:35 pm EDT (22:35 UTC) on Wednesday.

After investors appealed to the governor, California again delayed the deadline for venture firms to disclose the demographics of startup founders they back.

Every enterprise running AI coding agents has just lost a layer of defense. On March 31, Anthropic accidentally shipped a 59.8 MB source map file inside version 2.1.88 of its @anthropic-ai/claude-code npm package, exposing 512,000 lines of unobfuscated TypeScript across 1,906 files. The readable source includes the complete permission model, every bash security validator, 44 unreleased feature flags, and references to upcoming models Anthropic has not announced. Security researcher Chaofan Shou

On Wednesday morning, the Supreme Court heard arguments in Trump v. Barbara, a case challenging President Donald Trump's 2025 executive order banning birthright citizenship. Justices seemed skeptical of the administration's argument, but by taking up birthright citizenship at all, they showed how much ground nativists have gained since Trump's first term. The 14th Amendment is quite clear: "all persons born or naturalized in the United States, and subject to the jurisdiction thereof, are citizen