propublica.org

We've been reporting on cybersecurity for years. As President Donald Trump and his Cabinet say artificial intelligence will transform the nation, the messaging isn't new. It follows a familiar pattern.

The agency's 2023 decision to place 19 peptides on the "unsafe" list was supported by numerous documented safety concerns, former officials said. Even though demand for peptide therapies has exploded since then, there's been little new science.

The federal government is charging a skyrocketing number of migrants with trespassing in military zones. The boundaries can be hard to pinpoint -- even for investigative reporters.

Before becoming a top official at the Environmental Protection Agency, Aaron Szabo was a lobbyist for the oil and gas industry. Metadata shows he helped draft a trade group's 2022 letter to the EPA objecting to controls on methane emissions.

Under Attorney General Pam Bondi, the DOJ abandoned a record number of cases -- including hundreds of investigations into terrorism, white-collar crime and drugs -- in just the first six months of President Donald Trump's second term.

At least three families won multimillion-dollar wrongful death suits against former Skyline Healthcare owner Joseph Schwartz. They haven't collected a cent.

A state legislator was moved to sponsor the bill -- now signed into law -- following a Salt Lake Tribune-ProPublica investigation that showed how polygraphs can retraumatize sexual abuse victims.

Researchers at Stanford University modeled how many people could die or be disabled in 25 years if vaccines for polio, measles, rubella or diphtheria were no longer available.

The first accusation against Dr. Mark Mulholland came in January 2022. Two more arrived in 2023 and a fourth in 2024 before the board took action against his license last year. Then even more patients came forward.

After ICE came to Minneapolis, ProPublica journalist Peter DiCampo saw his community step up to patrol the streets, drive strangers to work and provide aid to families in hiding. These are his neighbors, in their city, in their own words.