Megatooth sharks may have been higher on the food chain than any ocean animal ever
Whenever paleontologist Dana Ehret gives talks about the 15-meter-long prehistoric sharks known as megalodons, he likes to make a joke: “What did megalodon eat?”...
SCIENTIFIC NEWS
How physicists are probing the Higgs boson 10 years after its discovery
Javier Duarte kicked off his scientific career by witnessing the biggest particle physics event in decades. On July 4, 2012, scientists at the laboratory...
‘Elusive’ profiles the physicist who predicted the Higgs boson
ElusiveFrank CloseBasic Books, $30 There’s a lot more to the story of the Higgs boson than just one man named Higgs. Despite the appeal...
A neck patch for athletes could help detect concussions early
A flexible sensor applied to the back of the neck could help researchers detect whiplash-induced concussions in athletes. The sensor, described June 23 in...
Here’s what we know right now about getting COVID-19 again
Not long before the end of the school year, my husband and I received an e-mail from our fifth-grader’s principal that may now be...
Britons’ tools from 560,000 years ago have emerged from gravel pits
In the 1920s, laborers and amateur archaeologists at gravel quarry pits in southeastern England uncovered more than 300 ancient, sharp-edged oval tools. Researchers have...
Monkeypox is not a global health emergency for now, WHO says
Monkeypox is not yet a global public health emergency, the World Health Organization said June 25. The decision comes as the outbreak of the...
5 misunderstandings of pregnancy biology that cloud the abortion debate
On June 24, the U.S. Supreme Court overturned Roe v. Wade. By undoing the landmark 1973 decision that protected a person’s right to an...
50 years ago, eels’ navigation skills electrified scientists
Does the eel use electric fields to navigate? — Science News, June 24, 1972 Many species of ocean fish [such as American eels] migrate...
Earth’s oldest known wildfires raged 430 million years ago
Bits of charcoal entombed in ancient rocks unearthed in Wales and Poland push back the earliest evidence for wildfires to around 430 million years...
A new treatment could restore some mobility in people paralyzed by strokes 
What has Perseverance found in two years on Mars? 
This robot automatically tucks its limbs to squeeze through spaces 
Greta Thunberg’s new book urges the world to take climate action now