Do pacemakers work even after death?
The pacemaker does not take over from the heart; it merely helps to regulate the sequence and timing of your heartbeat.

Great southern blooms
A phytoplankton bloom swirl creates a figure-of-eight pattern in the South Atlantic Ocean.
How the tiger got its stripes
British mathematician’s 60-year-old theory of how biological patterns are formed finally proven.
Satellite cameras could be used for facial recognition
Photos from surveillance cameras, YouTube and Facebook could be used for forensic investigatons.
Fossilised pollen reveals ancient garden
Pollen recovered from 2500-year-old plaster has unlocked the secrets of Ramat Rahel’s garden.
Solving the native species conundrum
Introduced species cannot remain eternally new in an ecosystem.