Relics of the big bang

Astronomers have discovered two clouds of gas some 12 billion light-years away that appear to preserve the primordial conditions of the universe in the minutes after the big bang. The clouds contain just hydrogen and its isotope deuterium, making them “the first examples to fit precisely” into what scientists think the early universe was like, University of California astronomer Jason […]

Read more

Mapping the moon

Two NASA probes that spent last year orbiting the moon have returned stunning new geological maps that could help explain how it, Earth, and other planets in our solar system formed. The probes, named Ebb and Flow, flew identical orbits just miles above the moon’s surface to measure its gravity field. Slight disruptions in their paths—caused by the push and […]

Read more

Study: Painkillers Dull Pleasure

Every week, more than 50 million Americans take acetaminophen, the active ingredient in Tylenol and many other popular painkillers, to ease their aches and pains. But a new study has revealed that the drug also dulls emotions—including happiness. Prior research showed that acetaminophen can help take the sting out of negative feelings like dread, but the new findings from Ohio […]

Read more

Could we talk with whales?

Human-like sounds made by a captive beluga whale suggest that cetaceans could learn to mimic our voices, and perhaps even converse with us. Researchers at the National Marine Mammal Foundation first noticed in the 1980s that one of their whales was attempting to copy the speech patterns of his handlers and they began recording his human-like vocalizations. Recently, they analyzed […]

Read more
1 2 3 66