forensics
Did Earth eat the protoplanet it crashed into long ago?
A new study makes a compelling case for the origin of unexplained masses of underground rock causing changes to the Earth's magnetic field.
How do lie detectors work?
Experts explain how lie detectors work, what happens in the brain when we tell lies and how accurate polygraph tests are.
Humans are still evolving, and maybe faster now than ever
The sudden prevalence of an artery in the forearm is evidence that we're still very much a work in progress.
A buried ancient Roman city uncovered using radar technology
Ground-penetrating radar allows the non-invasive virtual excavation of Falerii Novi.
Urine survey reveals Europe’s favorite drugs
Coke, meth, ecstasy, amphetamines: each drug has a different 'capital'
‘An evil I’ve never seen before’: Doctors scramble to understand vaping-related lung disease
Thousands of people are experiencing severe pulmonary issues from vaping, and some are dying.
Confirmed: Some dinosaurs did nest in colonies
An unexpectedly revealing find in Mongolia solves a longstanding riddle.
Solved: the mystery of Brazil’s time-traveling capital city
"Brasilia, the biggest paper town ever."
Can you solve the mystery of Brazil’s time-traveling capital?
Forensic cartography 101: Explain what Brasilia is doing on this map of 1920s South America.
A murder map of Denmark
Lovers deadlier than gangsters, first comprehensive Danish homicide study since 1970s shows
Your expressive face tells the story of human evolution — conveying emotion was essential
There are reasons you look the way you do.
Map shows homicide hotspots in medieval London
Interactive map reveals the horror — and the patterns — of murder in 14th-century London.