Fearing flu, finding vaccine

Fearing flu, finding vaccine

How is flu vaccine is made in eggs and animal cells? What is being done to protect us against a fast-changing, deadly virus? Is a More »

Swine flu

Swine flu

Virologists have been working late since swine flu appeared in April. With flu running amok in South America, what can we expect when More »

Genetic tests go mainstream

Genetic tests go mainstream

Companies are marketing genetic tests direct to consumers. Some tests can be lifesavers. But many tests return confusing results, More »

Swine flu

Swine flu

The epidemic fades, with 61 confirmed deaths and 5,251 cases so far. Were the public health warnings overdone? Or did they help stem More »

Brain battle

Brain battle

As the day wears on, both sleep pressure and the brain’s alerting signal rise, until sleep pressure triumphs. [Nod]. New brain study More »

HIV infection caught on videotape

HIV infection caught on videotape

New video captures AIDS moving inside immune cells: HIV enters pods that form on the surface, then jumps across into a healthy immune More »

Embryonic stem cells

Embryonic stem cells

Pres. Obama has removed some limits on studies of cells that can become any body cell. What was lost in eight years of limits on More »

Investments: The psychology of money

Investments: The psychology of money

What does science tell us about dealing with money? Can thinking about money change your behavior? How do monkeys gamble? Is ‘homo More »

Questioning candidates

Questioning candidates

The candidates are skirting issues related to environment, energy and science policy. Heard promising plans for greener energy, solid More »