Mark Waters

Lindsay Lohan will star in 'Return to You', a new romantic film for Netflix directed by Mark Waters, who helmed 'Mean Girls'. The project reunites the actress and director two decades after the 2004 comedy became a cultural touchstone. Details on the plot, cast and release date have not yet been announced, but the reunion is already drawing attention from fans of the original film.

Jacques Charles François Sturm, the French-Swiss mathematician born on this day in 1803, is being commemorated for Sturm's Theorem, which counts the real roots of a polynomial. Sturm also collaborated with physicist Daniel Colladon on the first measurement of the speed of sound in water, carried out on Lake Geneva in 1826. Posts marking the anniversary highlight both achievements and his connection to sites in France and Switzerland.

A major clinical trial of retatrutide, Eli Lilly's experimental obesity drug, is being described as a 'new high-water mark' for weight-loss medications, according to Scientific American. The results suggest the drug may outperform existing GLP-1 treatments, fueling excitement among researchers and clinicians about the next generation of obesity therapies.

NASA is celebrating Landsat 9 completing its five-year design life milestone. The Earth-observation satellite, launched to continue the decades-long Landsat programme, has now met its planned operational lifespan while continuing to deliver imagery used to track forests, water, crops and land change worldwide. NASA frames the milestone as a mission success and a sign the spacecraft could keep operating well beyond its designed lifetime.

A satellite view of the Venetian Lagoon shows bright turquoise patterns marking sediment suspended in the shallow waters along Italy's Adriatic coast. The image captures Venice among its islands and waterways, with the colour variations tracing currents and tidal movements through the lagoon. The picture is being shared as an example of how orbital imagery can reveal environmental processes in coastal waters.

The High Seas Treaty, the United Nations agreement to protect marine biodiversity in international waters, has reached 100 parties. The milestone marks a key step toward bringing the treaty into force, which would allow the creation of protected areas on the high seas and require environmental assessments for activities there. Coverage highlights it as a major advance for ocean conservation, with attention now turning to implementation and enforcement.