Efforts to manage invasive alien plant species in forests could be held back by a continued reliance on chemical methods, according to a new study. Research led by Lizzie Keen, a postgraduate ...

The Tree Well Guardian, a device affixed to a ski boot, kicks into action when skiers get stuck headfirst in the snow.

THIS is the horrifying moment a helicopter spiralled out of control and plummeted to the ground in the mid-air crash that killed US singer Oliver Tree. The tragic chopper collision claimed the life of ...

Many cities, including San Francisco and Los Angeles, limit the amount a landlord can raise the rent each year — a policy known as rent control. But for nearly 30 years, California has imposed limits ...

A solar tree is a structure resembling a tree that generates solar energy using photovoltaic (PV) panels. It employs principles of biomimicry, using a natural system—in this case the form of a tree—to ...

Abstract: We propose algorithms for performing model checking and control synthesis for discrete-time uncertain systems under linear temporal logic (LTL) specifications. We construct temporal logic ...