This library contains a pure-Python implementation of the HMAC-based key derivation function (HKDF) as specified in RFC 5869. The order and names of arguments within the function signatures in this ...

A space explosion detected this summer burned for days on end, making it the longest and most unusual gamma-ray burst ever seen. Gamma-ray bursts are the universe’s most powerful explosions. They ...

For decades, astronomers have been puzzled by a mysterious glow of gamma rays emanating from near the center of the Milky Way. Two theories have emerged: either the light was the result of dark matter ...

Introduction Critically ill patients commonly develop acquired neutrophil dysfunction, which increases susceptibility to intensive care unit-acquired infection (ICU-AI). This study aimed to assess ...

EIM Technologies' Kickstarter campaign ended on April 16, 2025, reaching ~$108,000 in pledges. The book and associated kits can now be ordered from EIM directly, with details below. EIM used ...

US crypto exchanges are doubling down on derivatives offerings as crypto futures and options surge in popularity. Coinbase is in advanced talks to buy Deribit, a cryptocurrency derivatives exchange, ...

As a busy mother and founder, I know firsthand how difficult it can be to make time for your health. Health checkups tend to fall to the bottom of the list between work, family, and personal ...

Introduction: Accurately predicting the remaining mechanical equipment is of great significance for ensuring the safe operation of the equipment and improving economic efficiency. Methods: To ...

Imagine a movie character’s day going exactly as she planned: her organization systems make her space pristine, she’s on time or early for everything, her focus rivals an Olympian’s, and she adheres ...