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Behavior

A Universal ‘Language’ of Arousal

Connects Humans and the Animal Kingdom

A Universal ‘Language’

of Arousal Connects Humans

and the Animal Kingdom

Health

The Sperm Counts of Western Men Have Declined Dramatically, Alarming Experts

The average Western man’s sperm count has fallen by about 60 percent in the last 38 years, sparking anxiety about what this might mean for humanity's future.

Top Stories

Medicine

How Cow Antibodies Are Helping Scientists Develop an HIV Vaccine

Space

Detecting Alien Life Will Likely Be a Protracted Process, Not a Eureka Moment

Space

The Moon’s Interior Contains Lots of Water, New Evidence Suggests

Trending Topics

VR

The Occupation of Alcatraz That Sparked an

American Revolution

The Occupation of Alcatraz

That Sparked an American

Revolution

Latest In VR
VR

Standing in the Flames of a Prescribed Burn

To prevent mega-wildfires from spiraling out of control, technicians set landscapes ablaze on purpose.

VR

This Could Be the Death of Urban Astronomy

City lights are blinding our view of space, and its forcing urban astronomers to rethink the way they make observations. To make matters worse, a change in the type of lights being used could be the end of some observatories.

VR

Plunging Down An Ice Track At 80mph

Experience what it's like to go down an ice luge at high speeds and with no ability to see what's in front of you.

Energy

Stretchy Batteries Are Coming... Here's How

They Work

Stretchy Batteries Are

Coming... Here's How They

Work

Latest Videos
Medicine

The Hunt for Patient Zero Is Important But Almost Impossible

Space

A Tenth Planet Could Be Warping Our Outer Solar System

Animals

The Flies on a Dead Body Can Help Solve a Murder

Editor's Picks

Astronomy

The Total Solar Eclipse Could Provoke a

Logistical ‘Zombie Apocalypse’

The Total Solar Eclipse

Could Provoke a Logistical

‘Zombie Apocalypse’

Latest In Space
Astronomy

Astronomers Identify the Origin of Peculiar Signals From Nearby Red Dwarf Star

Distant satellite interference, not alien communication, was the source of signals emanating from Ross 128, a dim star located 11 light-years from Earth.

Space

Explore Mars With NASA Images and Data Visualization of the Red Planet

OpenSpace software allows viewers to swoop over Martian mountain ranges and iconic landscapes like the Valles Marineris canyon.

Exploration

Elon Musk Says a Moon Base Would Help Continue the Dream of the Apollo Program

Speaking in Washington, DC, the SpaceX founder and CEO also said he would soon provide an update on the company’s reusable rocket-spaceship, the Interplanetary Transport System.

Transport

Britain Proposes Ban on Gas and Diesel

Vehicles by 2040

Britain Proposes Ban on

Gas and Diesel Vehicles by

2040

Latest In Tech
Artificial Intelligence

Elon Musk Calls Out Mark Zuckerberg’s Understanding of AI Risks as ‘Limited’

The Tesla and SpaceX founder has raised alarms over advanced machine intelligence, a concern that Zuckerberg said is “really negative” and “pretty irresponsible.”

Transport

Elon Musk Claims ‘Verbal Approval’ to Build Hyperloop From DC to NYC

But the cities Musk says he plans to connect with an ultra-fast underground transportation system say they haven’t heard anything from him about the project.

Earth

Volcanic Whispers Are Helping Scientists Predict Eruptions

Scientists are using seismic noise interferometry to predict volcanic eruptions. Can these "volcanic whispers" help prevent future ruin?

Animals

Sex Can Be Complicated... For Snails With

Backward Organs

Sex Can Be Complicated...

For Snails With Backward

Organs

Latest In Earth
Earth

The Search for MH370 Yields Detailed Images of Remote Indian Ocean

No trace of the missing Malaysia Airlines plane was found during an extensive search, but the Indian Ocean is now among the most thoroughly mapped regions of the deep ocean.

Climate

The Enormous Larsen C Iceberg Is Beginning to Break Apart

As the Delaware-sized chunk of ice drifts out to sea, scientists are monitoring the edges of the Larsen C shelf for further signs of collapse.

Conservation

We've Made 9.1 Billion Tons of Plastic and Have Recycled Almost None of It

In a first-of-its-kind study, US researchers found that four-fifths of the plastics produced since 1950 has been tossed in places like roadsides, landfills, and the world's oceans.

Medicine

Swaziland Has Nearly Halved the Rate of New

HIV Infections

Swaziland Has Nearly

Halved the Rate of New HIV

Infections

Latest In Health
Health

90 Percent of Men in the US May Be ‘Overfat’

A team of health researchers argue that focusing on weight misses the point because the real health concern is excessive body fat.

Health

Your Body Is Designed to Attack a New Organ, Now We Know Why

Scientists think they've found the molecular basis for organ transplant rejection. Now that we know its cause, could we prevent its effect?

Health

Thinking You're Less Active Than You Are Could Be Killing You

A study found that people who said that they weren't exercising as much as their peers were much more likely to live shorter lives, even if they get plenty of exercise.

Behavior

To Friend or Unfriend? How Your Relationship

Style Plays Out in Social Networks

To Friend or Unfriend? How

Your Relationship Style

Plays Out in Social

Networks

Latest In Culture
Space

Apollo 11 Anniversary: Neil Armstrong Spacesuit's ‘Reboot' Effort Kicks Into Gear

The Smithsonian has scanned the suit and designed a special, nearly 360-degree view case for visitors to admire it in time for the moon landing's 50th anniversary in 2019.

Archaeology

5,000-Year-Long Tsunami Record Found in Guano-Encrusted Sumatran Cave

The discovery of sediment layers in a seaside cave represents the longest record of tsunamis in the Indian Ocean, and the clearest record of tsunamis anywhere in the world.

Culture

Scientists Are Corrupting Their Own Experiments, Here's How

The Observer Effect states that the very act of observation changes what we observe. If this is true, are their findings accurate?