Straight

An illustration of a SpaceX Starship entering Mars

Landing on Mars: Keep straight and fly right for Martian touchdown success

Touching safely down on Mars is a true, nail biting event. Those terror gripping, heart-stopping moments of entry, descent, and landing (EDL) after months of cruising to the Red Planet are indeed frightening affairs. The EDL community is busy at work on fresh ideas on how to breach Mars’ atmosphere, put on the speed brakes, …

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One of The First Animals to Venture Onto Land Went Straight Back Into The Water

One of The First Animals to Venture Onto Land Went Straight Back Into The Water

Approximately 365 million years ago, one group of fishes left the water to live on land. These animals were early tetrapods, a lineage that would radiate to include many thousands of species including amphibians, birds, lizards and mammals. Human beings are descendants of those early tetrapods, and we share the legacy of their water-to-land transition. …

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