Feature
- Archaeology
Lasers unveil secrets and mysteries of Angkor Wat
The world’s largest temple, Cambodia’s Angkor Wat, was revealed by laser and radar studies to be part of a sprawling medieval metropolis.
- Planetary Science
How alien can a planet be and still support life?
Geoscientists imagine the unearthly mechanisms that could keep alien planets habitable.
- Astronomy
New telescopes will search for signs of life on distant planets
Researchers are coming up with creative ways to pick up biosignatures in far-away planetary atmospheres.
- Space
Will we know extraterrestrial life when we see it?
Desert varnish and certain minerals hint that life — here and elsewhere — may defy current criteria.
- Climate
Changing climate: 10 years after ‘An Inconvenient Truth’
In the 10 years since "An Inconvenient Truth," climate researchers have made progress in predicting how rising temperatures will affect sea level, weather patterns and polar ice.
- Health & Medicine
Gum disease opens up the body to a host of infections
Researchers are getting to the root of gum disease's implications for other diseases.
- Health & Medicine
Microbes can play games with the mind
Our bodies are having a conversation with our microbiome that may be affecting our mental health — for better or worse.
- Health & Medicine
Special Report: Here’s what we know about Zika
Tracing Zika’s path and its potential links to microcephaly in babies and Guillain-Barré syndrome has scientists planning a new war on mosquitoes.
- Health & Medicine
How Zika became the prime suspect in microcephaly mystery
New evidence in human cells strengthens the case against Zika in Brazil's microcephaly surge, but more definitive proof could come this summer from Colombia.
- Health & Medicine
Efforts to control mosquitoes take on new urgency
The major mosquito that is spreading Zika virus has quirks that make it one of the toughest to fight.
- Health & Medicine
Cells from fat mend bone, cartilage, muscle and even the heart
Stem cells and other components of fat can be coerced to grow into bone, cartilage, muscle or to repair the heart.
- Quantum Physics
Ultrasmall engines bend second law of thermodynamics
Car engines and batteries run because of the second law of thermodynamics, which appears to work, with just a little bending, for ultrasmall engines in the quantum realm as well.
