Combo therapy may prevent cancer’s return after liver surgery. Atezolizumab and bevacizumab are already used together to treat advanced liver cancer, now a new study finds it does the same for early-stage disease. Read more

This is your brain on books: Science unravels the secrets of reading. Recordings of brain activity in 36 people identified two key brain “networks” involved in the task. Read more

Is surgery for sciatica really worth it? In a new study, patients who got the procedure were not better off a year later than those who used other treatments. Read more

How many CT scans are healthy for kids? While a study found no increased risk after one CT scan, children who received two to three scans had an increased risk of intracranial tumors. Read more