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Wisconsin parents murdered over college lies: How Snapchat helped uncover the truth

A social media app's location tracking feature helped investigators crack a gruesome double murder case in Wisconsin, where a son killed his parents after his web of lies about college and a fake job at SpaceX began to unravel. The case began on July 7, 2021, when 23-year-old Chandler Halderson reported his parents, Bart and Krista Halderson, missing from their Windsor home. A new "20/20" episode, "Road Map To Murder," airing Friday, May 30, at 9 p.m. ET on ABC and streaming the next day on Hulu, examines the case. You can also get more behind-the-scenes of each week's episode by listening to "20/20: The After Show" weekly series right on your "20/20" podcast feed on Mondays, hosted by "20/20" co-anchor Deborah Roberts. Chandler Halderson reported his parents, Bart and Krista Halderson, missing from their Wisconsin home on July 7, 2021 Maria Falconer Chandler claimed his parents had gone to their family cabin for the Fourth of ...

The story of how the first American went to space

The story of how the first American went to space 4 Minutes Read 739 Words EN A s NASA fought to catch up to the Soviet Union in the space race, they selected a Navy veteran as the first astronaut. But what happened once Alan Shepard stepped into the space capsule? Alan Shepard emerges from the Freedom 7 space capsule after it was lifted out of the Atlantic Ocean and placed aboard the U.S.S. Lake Champlain aircraft carrier.GETTY IMAGESByPatricia DanielsPublished May 4, 2026 Jerrie Cobb and the Mercury 13 Pilot Jerrie Cobb, the first woman to go through astronaut screening in the U.S., poses with the Freedom 7 Mercury capsule.ALAMY/CORDON PRESSThe Mercury 13 were a group of female aviators who underwent the same rigorous screening tests as the Mercury 7 male astronauts. Also called the First Lady Astronaut Trainees (FLATs), they included Jerrie Cobb, a young pilot with three world aviation records. The doctor responsible for devising NASA’s training noticed Cobb’s abilities and ex...

The mummy, the Iliad, and a mysterious death ritual

The mummy, the Iliad, and a mysterious death ritual 5 Minutes Read 1112 Words EN Archaeologists in Egypt unearthed a sealed packet of the epic poem resting atop a Roman-era mummy, suggesting they may have been used as a magical ward for the afterlife. Papyri were plentiful in the ancient Egyptian city of Oxyrhynchus, but researchers aren’t sure why Homer's famous poem, written on papyrus, was placed on a mummy in the Upper Necropolis area, shown above. By Taylor Mitchell Brown Published May 15, 2026 In 1798, Baron Vivant Denon, an artist accompanying Napoleon Bonaparte on his military expedition through Egypt, sketched a large sand-blown column amid remnants of an ancient city. With his drawing, he had inadvertently documented the first modern evidence of Oxyrhynchus, an important ancient Egyptian port. Later excavations would unearth tombs, mummies, curious golden tongues, and the largest cache of papyri ever discovered. But last month, the Egyptian Ministry of Tourism and Antiq...

How ancient builders made the Great Pyramid of Giza nearly earthquake-proof

How ancient builders made the Great Pyramid of Giza nearly earthquake-proof 5 Minutes Read 1089 Words EN A new study measuring vibration frequencies throughout the Great Pyramid revealed how it has been able to withstand severe seismic shocks. Seismologists analyzed vibrations in the various chambers of the Great Pyramid of Giza to discover how the 4,600-year-old structure remains stable in the wake of disasters. Jonathan Rashad By Taylor Mitchell Brown Published May 21, 2026 Around 2500 B.C., Egypt’s great pharaoh Khufu began a massive construction project. His goal was to erect a large pyramid on the Giza Plateau, which would later serve as his tomb, alongside a series of smaller pyramids for his wives. For 26 years, thousands of laborers hauled and stacked over 2.3 million limestone and granite blocks to create the 481-foot-tall monument. For millennia, the architectural marvel would endure the ravages of time. Now, scientists have found that Khufu’s Great Pyramid was we...

Inside the thrilling chariot races of ancient Rome’s Circus Maximus

Inside the thrilling chariot races of ancient Rome’s Circus Maximus 13 Minutes Read 2530 Words EN Cheering crowds, fast horses, dramatic accidents, and even a little sorcery made up a typical day of chariot racing in Rome as thousands flocked to watch their favorite spectator sport. NO HOLDING BACKA chariot race in Rome’s Circus Maximus, depicted in a relief from the second century. Archaeological Museum of Colfiorito. SCALA, FLORENCE By María Engracia Muñoz-Santos Published May 26, 2026 According to Livy, Rome’s Circus Maximus—the hippodrome nestled between the Palatine and Aventine Hills—was the site of the mythical rape of the Sabine women, a tragic event in Rome’s founding legend. The newly established, predominantly male state was facing a demographic crisis. After having his requests of intermarriage rejected, Romulus, Rome’s mythical founder, invited the Sabine people to the Consualia, a festival for the harvest god. Romulus distracted his audience with a dramatic chariot ...