Here are some of the most interesting science news stories I read this week:
More ancient viruses lurk in our DNA than we thought
Your brain might be hard-wired for altruism
Natural resilience to major life stresses is not as common as thought
We actively forget as we learn
Scientists eliminate HIV-1 from genome of human cells
Brad Pitt's and fruit fly's cowlicks controlled by cancer protein
Have a Happy Easter (if you celebrate it), and see you on Monday!