Notebook
- Psychology
Grief takes its toll
A person’s risk of heart attack or stroke is doubled in the month following the death of a spouse or partner.
- Tech
English Channel tunnel
First proposed in 1802 as a tunnel for horse-drawn carriages, the Channel Tunnel, or Chunnel, was built starting in 1987 and opened in 1994.
- Paleontology
The dinosaur ‘chicken from hell’
Fossils suggest that a supersized chickenlike reptile called Anzu wyliei roamed what are now the Dakotas roughly 67 million years ago.
- Psychology
How string quartets stay together
New data tracking millisecond-scale corrections suggests that some ensembles are more autocratic — following one leader —while other musical groups are more democratic, making corrections equally.
