Science Bulletins: Bee Deaths Linked to Common Pesticides
Several recent studies have questioned whether exposure to common pesticides might be impairing bee performance and contributing to the observed ...
American Museum of Natural History
Science Bulletins: Interferometry—Sizing Up the Stars
If technology, cost, and terrain permitted, scientists seeking key data on stars in our galaxy would have loved to construct a behemoth 330 m wide telescope atop ...
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Science Bulletins: Hubble Space Telescope—25 Years and Counting
Few of NASA's telescopes have captured the public imagination like Hubble, with its spectacular views of distant galaxies, supernovas, and nebulas. The first ...
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Science Bulletins: Bat Succeeds at Part-Time Pollination
Many plants and their pollinators co-evolved specialized adaptations that aid pollination. But researchers recently found that a species of desert bat that is not ...
American Museum of Natural History
Science Bulletins: New Horizons Brings Pluto Into Focus
Tiny, faraway Pluto was first spied in 1930. This icy world is one of thousands of rocky bodies that make up the Kuiper Belt, a ring that circles our solar system ...
American Museum of Natural History
Science Bulletins: Rare Skull Sparks Debate About Our Ancient Relatives
An Asian dig site has yielded fossils of some of our earliest ancestors found outside of Africa. When scientists unearthed five skulls dating to the same period, ...
American Museum of Natural History
Science Bulletins: Autistic Brains Show Visual Dominance
After examining brain-mapping studies of hundreds of autistic people, scientists from the University of Montreal in Canada and Massachusetts General Hospital ...
American Museum of Natural History
Science Bulletins: Introducing the Denisovans
New research led by scientists at Germany's Max Planck Institute for Evolutionary Anthropology confirms that a 40000-year-old finger bone and tooth belong to a ...
American Museum of Natural History
Science Bulletins: WISE to Scan the Infrared Sky
NASA's latest space telescope-the Wide Field Infrared Explorer, or WISE-recently took its first images of the sky around Earth in infrared light. In its initial ...
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Science Bulletins: Protecting Wildlife in a Changing Climate
As the global climate changes, wild animals are shifting where they live—even beyond the protected areas that are crucial to their survival. This visualization ...
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Science Bulletins: Sunken Remains Illuminate Native American Lineage
In an underwater cave in the Yucatán, divers discovered a near-complete human skeleton dating to the first wave of migration to North America. DNA evidence ...
American Museum of Natural History
Science Bulletins: Expedition Rusinga—Uncovering Our Adaptive Origins
On Rusinga Island in Kenya's Lake Victoria, paleontologist Will Harcourt-Smith is leading an effort to recreate the environments inhabited by primitive ...
American Museum of Natural History
Science Bulletins: Super Corals—Understanding the Science (3 of 3)
Marine biologists in Hawaii investigate so-called “super corals,” which thrive even as ocean temperatures rise. In Understanding the Science, watch scientists in ...
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Science Bulletins: Lake Mead: Empty by 2021?
Scientists from the Scripps Institution of Oceanography have analyzed the current and predicted "water budget"—the amount of water going in and coming ...
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Science Bulletins: Melting Ice, Rising Seas
The rising temperatures of global climate change are melting the world's ice. Most notable are the shrinking ice sheets of Greenland and west Antarctica, which ...
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Science Bulletins: Suburban Growth Stresses Streams
Ecologists have established a long-term study of streams that flow through urban, suburban, rural, and forested areas of western North Carolina. Their goal is to ...
American Museum of Natural History
Science Bulletins: MESSENGER Mission to Mercury
The MESSENGER orbiter's January 2008 flyby of the planet Mercury was historic. The last time a spacecraft visited was 1975, and it only mapped half the planet.
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Science Bulletins: Storing CO2 to Protect the Climate
What are humans to do with the billions of tons of carbon dioxide we release into the atmosphere? Since 1996, an experiment in the North Sea has been ...
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Science Bulletins: Habitat Corridors Benefit Isolated Plants
In many open habitats, more than one-third of seeds are wind-dispersed. For isolated patches of plants, the interaction of wind with the landscape can determine ...
American Museum of Natural History
Science Bulletins: SOFIA—Stars and the Space Between
By sending an infrared telescope to altitudes of 12000 meters (40000 feet) and higher, NASA and the German Aerospace Center (DLR) conduct astronomical ...
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Science Bulletins: On the Hunt for a Balanced Diet
Biologists had long assumed that predators were more concerned with the quantity of their food than the quality, but a recent study shows that nutritional value ...
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Science Bulletins: Down and Dirty Biodiversity
The soils in tundra, grasslands, tropical forests are very different, but they have one thing in common; they all host an astounding diversity of life. Inhabiting these ...
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Science Bulletins: Phobos—A Groovy Moon
Phobos, a moon of Mars, is streaked with shallow grooves. Scientists long thought the grooves were caused by meteor impacts. But new computer modeling ...
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Science Bulletins: Water Underground
Texas endured its driest year ever in 2011, and southern Alabama and Georgia have continued to suffer serious drought in 2012. Climate change is predicted to ...
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Science Bulletins: Deciphering History's Deadliest Pandemic
The unusual severity of 1918's "Spanish flu" pandemic has eluded explanation for nearly a century. Unlike typical flu epidemics, most of the victims in 1918 were ...
American Museum of Natural History
Science Bulletins: Lighting Up Chandra’s X-Ray Views
Chandra, the biggest X-ray space telescope to date, detects high-energy emissions from very hot regions of the universe. Since launching in 1999, Chandra has ...
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Science Bulletins: Gravity—Making Waves
Gravity may seem elementary. But proving Einstein's theories about it is quite hard. To do so, scientists are struggling to capture gravity's most elusive hallmark: ...
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Science Bulletins: Reading the Rocks—The Search for Oil in ANWR
In 1980 an act of Congress set aside nearly 20 million acres of Alaska's North Slope tundra to create the Arctic National Wildlife Refuge (ANWR). Less than 100 ...
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Science Bulletins: Focus on Mars
This month's Astro News features a roundup of Mars stories: • A high-resolution map of Mars's surface shows geologic structures in more detail than ever before.
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Science Bulletins: Beyond Our Solar System—Searching for Extrasolar Planets
Astrophysicists are discovering new extrasolar planets—those outside our Solar System—almost daily. NASA's Spitzer Space Telescope (originally called SIRTF ...
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Science Bulletins: Tsunami Science—Reducing the Risk
The scientific data left in the wake of the horrific December 26, 2004 tsunami is proving invaluable to better prepare for future events. Meet the researchers at the ...
American Museum of Natural History
Science Bulletins: Immune "Army" Can Fight HIV
Some people who contract the HIV virus stay healthy for decades. Scientists working towards HIV vaccines seek out these rare patients, who are called elite ...
American Museum of Natural History
Science Bulletins: Chernobyl's Birds Adapt to Radiation
The Chernobyl nuclear disaster had a high ecological cost, with local wildlife suffering from physical deformities and reduced populations. The site has since ...
American Museum of Natural History
Science Bulletins: Ancestor of All Placental Mammals Identified
Mammals are a highly diverse group. Ranging widely in size and shape, unique specializations have allowed them to inhabit nearly every land and water ...
American Museum of Natural History
Science Bulletins: New Fossils Recast Tyrannosaur Evolution
Fossils of two never-before-seen species of tyrannosaur are overturning long-held ideas about the diversity and evolution of this family of dinosaurs. One is an ...
American Museum of Natural History
Science Bulletins: The Invasion: A Case Study on the Hudson River
Synopsis The zebra mussel, a notorious invasive species, has been silently infesting the rocky bottom of the Hudson River since it arrived there in 1991.
American Museum of Natural History
Science Bulletins: Oil Spill Poses Risks to Gulf Ecosystems
When the Deepwater Horizon offshore oil rig in the Gulf of Mexico exploded on April 20, 2010, it set off an oil spill that may exceed the extent and impact of the ...
American Museum of Natural History
Science Bulletins: One of the Earliest Primates Is Identified
Scientists recently uncovered a near-complete fossil skeleton of an ancient primate in China. The 55-million-year-old find presents a unique combination of ...
American Museum of Natural History
Science Bulletins: GRACE—Tracking Water from Space
Science Bulletins is a production of the National Center for Science Literacy, Education, and Technology (NCSLET), part of the Department of Education at the ...
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Science Bulletins: Ozone's Slow Recovery
Ozone gas (O3) in the upper atmosphere shields Earth from the Sun's dangerous ultraviolet radiation. Since the early 1980's, scientists have been aware that ...
American Museum of Natural History
Science Bulletins: New Tools Search for Lyme Disease in Brain
Lyme disease is caused by a bite of a tick infected with the bacteria Borrelia bergdorferi. Although it is common in some parts of the United States, it can be ...
American Museum of Natural History
Science Bulletins: Hubble Spots Star Factories
A survey of the oldest objects in the Universe has revealed a multitude of dwarf galaxies that are producing stars at a dizzying pace. Using the infrared vision of ...
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