Peter Claggett sees changes to Chesapeake Bay with Landsat

Landsat has been observing the landscape of the vast 64,000 square miles of watershed in Chesapeake Bay for decades.

Super Typhoon Jelawat eyes Okinawa, Japan

Super Typhoon Jelawat, a powerful cyclone in the West Pacific Ocean with sustained winds of 155 mph, will impact Okinawa, Japan by Friday, September 28.

Rare great earthquake triggers large aftershocks all over the globe

A Magnitude-8.6 earthquake on April, 11, 2012 set in motion an unprecedented increase in global seismic activity, study shows.

Footage of a tornado in Okawville, Illinois

A tornado near Okawville in southern Illinois on Tuesday, September 25, pulled roofs off barns and knocked over semis on I-64.

View from space: US west continues to burn

Satellite images show wildfires burning across the U.S. west in September, 2012. This wildfire season will likely break the U.S. record for most acres burned.

Planet Nibiru is not real

Nibiru, sometimes called Planet X, is not going to collide with our planet this year - or ever - because it doesn't exist.

Exercise does a body, and a mind, good

Certain psychosocial factors, such as body image and social interaction, may help to explain part of the connection between physical activity and mental health.

Deepest-ever view of the universe

Peering deeper into the universe than ever before, the eXtreme Deep Field was assembled using 10 years of Hubble Space Telescope observations.

Did you unwittingly name your baby after a hurricane?

Hey, it happens. Human choices aren’t always rational.

Hot-gas halo surrounds our Milky Way, scientists say

NASA scientists estimate the mass of the hot-gas halo to be comparable to the mass of all the billions of stars in our Milky Way galaxy.