New York Times Science News

1. Inside the Bird-Flu Vaccine Trial for Monk Seals

   After the virus returned to Hawaii this fall, testing the shots in the endangered seal species became urgent.

2. NASA Rover Discovers Lightning on Mars

   The Perseverance rover picked up audio evidence of electric discharges in the red planet’s atmosphere.

3. At Last, a Name for the Murderous Face in a Holocaust Photo

   With the help of A.I., a historian has identified the killer in a 1941 image that defined the savagery of the Nazi regime.

4. To Get a Man’s Attention, Meow Harder

   In a small study, pet cats greeted male owners with more vocalizations than they did female caregivers.

5. Did the Giant Heads of Easter Island Once Walk?

   Scholars have long debated how the massive stone figures of Rapa Nui got to where they stand today. A new study offers one possible explanation.