Scientists are solving the mystery of when diverged from their closest relative–the brown bear. By Laura Baisas Published Sep 15, 2024 8:00 PM EDT Deposit Photos Get the Popular Science daily ...

Millions have seen the heart-wrenching video of a polar bear clinging to life, its white hair limply covering its thin, bony frame. Shot by Paul Nicklen and Cristina Mittermeier of the nonprofit group ...

Move the point T along the graph of y=sin(x) by moving the slider. The slope function (derivative) is then traced out in blue. Can you identify the graph of the derivative? This is a Java Applet ...

Churchill, Canada — On a cold November morning in the subarctic Canadian town of Churchill, Manitoba, Ian Van Nest sits in the warmth of his SUV and peers through binoculars at a pair of polar bears ...

Meteorologists don't have the specific forecast ready yet, but there is a growing consensus that December will be a frigid one for parts of the United States. The National Weather Service's Climate ...

Each line segment of a distance-time graph represents one part of a journey. A distance-time graph, sometimes referred to as a travel graph, is a way of representing a journey. It is helpful to have ...

Hands-on Polar Grit X2 review covering navigation, GPS accuracy, battery life, training, sleep, and daily wear—an outdoor watch built for real life.

Abstract: A highly accurate navigation system is a prerequisite for the safe navigation of the AUV in the polar regions. During the mission, the AUV is subject to the complex ocean environment in the ...

Abstract: We propose a Multi-graph Attention spatial-temporal graph convolutional network (MGA-STGCN) for AHP risk forecasting. To describe the temporal and spatial features of the area, we use ...