Health

How does caffeine give us energy?

As our school and work schedules start returning to normal, many of us will find ourselves reaching for a pick-me-up to make it through the day. Often, this comes in the form of caffeine—say, in a cup of coffee or tea, ...

Oncology & Cancer

How unique immune cells can recognize and destroy tumors

Gamma delta T cells, a special type of cell in the immune system, are incredibly effective at recognizing and killing cancer cells. Cancer patients with higher levels of these T cells in their tumors tend to fare better than ...

Medical research

Scientists measure how energy is spent in martial arts

Two judo fighters face off, one in a white judogi (the traditional judo uniform) and one in blue. They reach for each other's shoulders and lock arms, in what looks like an awkward dance, before the fighter in blue throws ...

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