National News

Updated at 4:55 p.m. ET

House Republican leaders delayed a vote on the "consensus" immigration legislation Thursday afternoon as they scrambled to convince enough GOP lawmakers to support the measure.

The vote on that bill is now scheduled for Friday morning, according to multiple House GOP leadership aides.

Some GOP lawmakers felt that they didn't know what was in the "consensus" bill as it was still being tweaked hours before they were scheduled to vote on it.

The Supreme Court ruled Thursday that states can collect state sales taxes from online retailers on consumer purchases. The decision overruled a decades-old precedent that had protected out-of-state sellers, with no physical presence in a state, from being required to collect such taxes.

As she collected her Nobel Peace Prize in Oslo 21 years after it was awarded, Aung San Suu Kyi recalled her years in isolation as a political prisoner, held under house arrest by what was then Burma's ruling junta.

Speaking at Oslo's City Hall in 2012, she remembered meditating on the nature of suffering in the context of her Buddhist faith.

Two common herpes viruses appear to play a role in Alzheimer's disease.

The viruses, best known for causing a distinctive skin rash in young children, are abundant in brain tissue from people with Alzheimer's, a team of scientists reports Thursday in Neuron. The team also found evidence that the viruses can interact with brain cells in ways that could accelerate the disease.

One of the enduring mysteries of biology is why so much of the DNA in our chromosomes appears to be simply junk. In fact, about half of the human genome consists of repetitive bits of DNA that cut and paste themselves randomly into our chromosomes, with no obvious purpose.

A study published Thursday finds that some of these snippets may actually play a vital role in the development of embryos.

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