Scientists have uncovered a range of intriguing findings this month, from the biomechanics of kangaroo movement to the solution of a dark matter puzzle that once perplexed fictional physicists on "The Big Bang Theory." This compilation highlights several scientific stories that might have been overlooked, including the discovery of a fossilized bird that died after choking on rocks and the observation of a double-detonating superkilonova.

Researchers delved into the unique locomotion of kangaroos and wallabies, known as macropods. According to a study published under a Creative Commons license (Thornton et al., 2025CC BY 4.0), these animals utilize all four limbs and their tail for ground contact at slower speeds, transitioning to a hopping gait as their speed increases. The research challenges conventional understanding of energy expenditure in animal movement, as macropods demonstrate that high-speed hopping is more energy-efficient than their slower, four-limbed motion.

In another discovery, scientists managed to recover an ancient seafarer's fingerprint. The details surrounding this finding, including the location and specific methods used for recovery, were not elaborated upon in the provided information.

The solution to a dark matter puzzle, which previously stumped even the theoretical physicists portrayed on the television show "The Big Bang Theory," also made the list. However, specific details about the nature of the puzzle and the scientific breakthrough were not included in the summary.

The observation of a double-detonating superkilonova provided astronomers with new insights into the explosive deaths of stars. Further details about the specific characteristics of this event and its implications for understanding stellar evolution were not provided.

Finally, the discovery of a fossilized bird that choked to death on rocks offers a glimpse into the diets and potential hazards faced by ancient avian species. Additional information regarding the species of bird, the location of the fossil find, and the types of rocks involved were not specified.

These diverse scientific advancements represent just a fraction of the ongoing research across various fields. While comprehensive details for each story are limited in this roundup, they highlight the breadth and depth of scientific inquiry.