380-million-year-old heart illuminates evolutionary history

The Gogo fish fossil where the 380-million-year-old, 3D preserved heart was discovered by researchers. Pictured at the WA Museum. Credit: Yasmine Phillips, Curtin University Researchers have discovered a 380-million-year-old heart—the oldest ever found—alongside a separate fossilized stomach, intestine and liver in an ancient jawed fish, shedding new light on the evolution of our own bodies. … Read more

Should we really believe scientific facts will last forever when history is full of revolutions in thinking?

Astronomers once believed the sun revolved around the Earth. In the 19th century, scientists thought the shape of a person’s skull could reveal their mental strengths or weaknesses. And in the 20th century, many scientists fiercely opposed the idea that continents drift. All views that have since been completely overturned. So can we trust the … Read more

The long history of using maps to hold water companies accountable

Recent sewage dumps in rivers (left) and along the coast (right) in south east England. The Rivers Trust (left) and Surfers Against Sewage (right). Credit: University College London Southern Water was handed a record fine of £90 million in July 2021 after pleading guilty to illegally discharging sewage along the rivers and coastline of Kent, … Read more

History of DDT ocean dumping off LA coast even worse than expected, EPA finds

Credit: CC0 Public Domain After an exhaustive historical investigation into the barrels of DDT waste reportedly dumped decades ago near Catalina Island, federal regulators concluded that the toxic pollution in the deep ocean could be far worse—and far more sweeping—than what anticipated scientists. In internal memos made public recently, officials from the US Environmental Protection … Read more

Hot on trail of causes of rapid ice sheet instabilities in climate history

The research vessel Maria S. Merian leaving the harbor of St. John’s (Canada). As a participant on Expedition MSM 39 (2014), Lars Max, along with other researchers, obtained the sample material for this study. Credit: MARUM—Center for Marine Environmental Sciences, University of Bremen; D. Kieke Extreme cooling events during the last glacial period, known as … Read more

The worst solar storms in history

Solar activity is ramping up as we experience solar cycle 25 and with it comes an increased likelihood of solar storms — a large release of energy in form of solar flares or coronal mass ejections. Solar storms can seriously impact technology on Earth as well as satellites and spacewalking astronauts due to increased radiation … Read more

Wildfire threatens unspoiled Georgia island rich in history

Smoke rises from the burned landscape at the north end of St. Catherine’s Island on Wednesday, June 22, 2022. Four fires were sparked on the island by lightning strikes on June 11. Credit: Richard Burkhart/Savannah Morning News via AP Wildfires sparked by lightning have scorched hundreds of acres on this unspoiled island off the Georgia … Read more

The Mars space history in ‘For All Mankind’ season 3 on Apple TV+

Were it not for a difference in our timelines, the title of the season 3 opening episode of “For All Mankind” might have been a spoiler. In real life — as opposed to the alternate space history presented in the critically-acclaimed Apple TV Plus series (opens in new tab) — “Polaris” is the name of … Read more

Researcher studies the history of deodorant

Cari Casteel, University at Buffalo clinical assistant professor of history, studies the history of deodorant. Credit: Douglas Levere / University at Buffalo While Cari Casteel was watching Super Bowl ads about a decade ago, she didn’t expect to find the inspiration for her Ph.D. thissis. An Old Spice commercial played and “the man your man … Read more

Targeted wastewater surveillance has a history of social and ethical concerns

Testing wastewater for the presence of diseases has grown in popularity during the COVID-19 pandemic. Credit: Shutterstock Wastewater surveillance involves testing sewage to obtain data about a population’s health. While the technique is decades old, it has gained recent international prominence for its ability to predict pandemic surges, detect new SARS-CoV-2 variants and provide useful … Read more